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{{Project|Has project output=Data|Has sponsor=McNair ProjectsCenter
|Has title=Hubs
|Has owner=Jake SilbermanHira Farooqi,
|Has keywords=Data
|Has project status=TabledActive|Does subsume=Hubs Analysis 2017,
}}
'''Important Notice: The Hubs Research Project is a full-length academic paper analyzing last update to the effectiveness of "hubs", a component of the entrepreneurship ecosystem, in the advancement data was done manually by Ed and growth of entrepreneurial success is in a metropolitan areaE:\projects\MeasuringHGHTEcosystems\HubsData-RevisedSimplified. xlsx'''
This research will primarily focused on large and mid-sized Metropolitan Statistical Areas (MSAs), as that is where the greater majority of Venture Capital funding is located.
===Primary Data Set===The Hubs data setResearch Project is a full-length academic paper analyzing the effectiveness of "hubs", from SDC Platinuma component of the entrepreneurship ecosystem, has been constructed in the server: Data files are advancement and growth of entrepreneurial success in 128.42.44a metropolitan area.181/bulk/Hubs All files are It focuses on cities in 128the United States as the primary unit of analysis.42.44.182/bulk/Projects/Ecosystem/Hubs psql Hubs
This page contains information about data used for this research project, including data sources, location of data on RDP and details on data processing.
The data set includes all United States Venture Capital transactions (moneytree) from the twenty-five year period of 1990 through 2015.
Data has been aggregated at the portfolio company, fund, and round level. It will be analyzed at the combined MSA level. We will be looking at in terms of number of companies funded in number of funds active, and flow of investment in a given MSA.
The Information on initial data set has now been uploaded work done prior to the database server, named Summer 2017 can be found at [[HubsSummer 2016]].There are 4 tables: *Rounds: Rounddate, coname, state, roundno, stage1, etc.*CombinedRounds: Coname, rounddate, discamount, fundname*Companies: LastInv, FirstInv, coname, MSA, MSACode, Address, state, datefounded, totalknownfunding, industry(major)*Funds: fundname, closingdate, lastinv, firstinv, msa, msacode, avinv, nocoinv, totalknowninv, address
Used variables'''Note on joining:''' The city-state-year ID from VC data is used as the master ID for joining datasets. Each table (e.g. income, nih, nsf, sbir, compustat) is first joined with the VC data on city-state-year ID and then the resulting tables are all joined together in the final table.
Companies: Coname, MSACode, Industry, state
MSALookupTable: MSACode, MSASuper
IndustryLookupTable: IndustryMajor, InduCode
->
CompanyInfo: Coname, MSASuper, InduCode, state (complete)
Funds===Data by zip code===*Population data, 2000-2016 - US Census Bureau (E:\McNair\Hubs\summer 2017)https: fundname//www2.census.gov/programs-surveys/popest/datasets/*Income data, msacode1998-2014 - The Internal Revenue Service (E:\McNair\Hubs\summer 2017)https://www.irs.gov/uac/about-irs*DCI index, stateto assess the economic well-being of communities MSALookupTablehttp: MSACode//eig.org/dci/interactive-maps/u-s-zip-codes*R&D Expenses, MSASuper 1980-2016 - Wharton Research Data Services (E:\McNair\Hubs\summer 2017) *Zipcode look-> FundInfoup table obtained from https: fundname, msacode, state //www.unitedstateszipcodes.org/zip-code-database/. It's available in (completeE:\McNair\Hubs\summer 2017). == Data by MSA == We have principle cities of MSAs from the census:https://www.census.gov/geographies/reference-files/time-series/demo/metro-micro/delineation-files.html
Rounds: coname, rounddate, stagecode, roundno CombinedRounds: coname, rounddate, discamount, fundname We might be able to go City -> RoundInfoSuper: coname, rounddate, '''nofunds''', discamount FIPS place code -> RoundInfo: Coname, roundyear, fundname, estamount (complete)MSA?
Then take: RoundInfo: Coname, roundyear, fundname, estamount CompanyInfo: Coname, MSASuper, InduCode, state FundInfo: fundname, msacode, state -> SuperRoundInfo: Coname, CoMSASuper, CoInduCode, CoState, FundName, FundMSASuper, FundState, RoundYear, RoundEstAmount -> MSAPortCos: CountCities and their FIPS codes (CoNamewhich don't perfectly correspond) As NoPortCosFunded, CoMSASuper, RoundYear are available from https://www.census.gov/geo/reference/codes/place.html
'''Notes on Creation of Primary Data Set'''The Census claims to provide city to MSA here: https://www.census.gov/geo/maps-data/data/ua_rel_download.htmlHowever, there is only CBSA!
Raw tablesThis might do it: https://www2.census.gov/geo/pdfs/maps-data/data/rel/explanation_ua_cbsa_rel_10.pdf* companies (last investment, first investment, company name, MSA, MSA code, address, state, date founded, known funding, industry) * funds (fund closing date, last investment, first investment, fund name, address, MSA, MSA code, Average investment, number companies invested (NoCos), known investment) * rounds (round date, company name, state, round number, stage 1, stage 2, stage 3) * combined rounds (company name, round date, disclosed amount, investor) * msalist (changes MSAs We can maybe track city to CMSAs— combined MSAs)*industry list (changes 6 industry categories principal city to 4— ICT, Life Sciences, Semiconductors, Other) MSA
Process==COMPUSTAT Data==*cleaned tables to eliminate duplications, undisclosed variables*changed all original characters to include CMSA and Industry Codes The data set includes information on publicly traded firms in the US. It was obtained from the Wharton Research Data Services (companyinfo3, fundinfocleanfinal, roundinfoclean) *matched funds to avoid any issues with names (i.ehttps://wrds-web. Fund ABC Lwharton.Pupenn.edu/Fund ABC LPwrds/Fund ABC) *matched roundinfoclean investors to fundinfocleanfinal investors (roundinfo.txt >> cleanfundfinalindex.txtcfm?)*join by round and company conames*bridge years (1990-2016), stage, and cmsa* populate data with count of companies (Deal flow) and estimated amount ($)** data set in 181 hubs folder under summarycmsa.txt (38394)
Key decisions:
*Threw out undisclosed co through-out as no address
*Count is done by joining round and company
*Anything fund related must be disclosed fund
*Near and far, and total invested, and fund counts, etc., are all done using disclosed funds that match only
Raw Data is in:
E:\McNair\Projects\Hubs\Summer 2017
Z:\Hubs\2017
'''Glossary of Tables'''The source file is RandDExpenditures.txt. It contains: cleanco — used to remove duplicates *Date from companies cleanedcompanies — clean set of companies with no duplicates cmsafunds1980- cmsas— list of all CMSAs in final data set 2017 (for mergingJuly) . cmsastats- statistics not including empty years (pre-merge) *427799 records cmsastats2 - statistics separated by year-MSA*Fields include: cmsastats3— statistics separated by year-MSA-stage**R&D Expenditure cmsastats4 cmsayears— empty merged table between year and cmsa cmsayearstage — empty merged table between cmsa/years and stage combinedrounds— raw sdc data for combined rounds combinedroundswamt— used to join rounds and combined rounds for roundinfo2 companies- raw SDC company data companyinfo — cleaned companies joined with **Address (inc. city, zip, state and CMSA information companyinfo2— companyinfo1 with original industry categories) companyinfo3— companyinfo2 with updated industry categories and codes companyinfo4-- clean version **Revenue of companyinfo3 companyround- combined company information with round informationfirms companyround2- combined company information with round information, cleaned up from companyround2 companyround3- combined company information with round information, cleaned up from companyround3 Database is '''finaldatasetcities'''- final statistics by CMSA-year, see section Final Primary Data Set for more information fundinfo— funds joined with CMSA info fundinfo2 - clean version of fundinfo1 fundinfoclean - used in process to clean fundinfo2 fundinfoclean2- used in process to clean fundinfo2 fundinfocleanfinal- used in process to clean fundinfo2 fundinfocleannodups- final clean set of fundinfo funds - raw SDC fund data Houston - analysis for Houston ecosystem team Houston2- analysis for Houston ecosystem team houston3- analysis for Houston ecosystem team industry — new industry codes (4)— used for all future data sets industrylist— lookup table for new industry codes (went from 6 to 4) joined1- used for matching process joined2- used for matching process matchfund2- used for matching process matchfunds- used for matching process matchroundfund - used for matching process matchroundfund2- used for matching process msalist — lookup table for MSA to CMSA (used for all future data sets) nearfar1-- beginning set before adding nearfar/stage variables nearfar2 -- added binomial variables for near/far and for each of the stages, used to build final dataset roundfund— not used— joined round to fund; drop/ignore roundinfo— round info cleaned up to include number of investors in a syndicate and estimated investment per member of syndicate roundinfo2— roundinfo1 including name of investors/funds roundinfo3— clean version of roundinfo2 roundinfoclean — final clean version of roundinfo3 (final roundinfo table) rounds — raw SDC round data stages — table for merging stage-year-CMSA superinfo — ignore/drop temp - used for matching process years — table for merging stage-year-CMSA
===Hub Candidates Data Set===SQL script is: COMPUSTAT.sql
The Hubs candidate data set Output file is a list of potential hubs found in MSAs throughout the countryCOMPUSTATSummary. Researchers are currently pulling qualitative and quantitative information from the candidate's websitestxt. It contains:*Variables: City, in an attempt to categorize what can be identified as a hubyear, No. This is a difficult data set to pullpublic firms, sum R&D, as there is little to no quantitative information available for this category of institutionsum Sales, and is dependent on accessibility of information to the public on the internet.sum total assets*1979-2016*4440 cities
Characteristics/VariablesIt is located in*Year Founded*Square footage*LinkedIN self-identifiers (what the organization classifies itself on its LinkedIN profile) *Activeness on Twitter (binomial)*Member Directory available online (binomial)*Number of conference rooms*Price ($/month) for Flex desk *Offers Reserved desk (binomial)*Offers office space for rent (binomial) *Offers community membership-- not for coworking but for community events, etc. (binomial)*Number of events offered per month (estimate)*Offers code academy*Mission Statement/Vision (for qualitative or key-word analysis) Z:\Hubs\2017\Output_Files
These characteristics/variables will be used to determine whether a candidate ==NSF Data==Data is or in: E:\McNair\Projects\Hubs\Summer 2017 Z:\Hubs\2017 Database is not likely to be a Hub. '''cities'''
As of March 10th 2016, the list contains 125 Hub candidatesSQL script is: nsf_2017.sql
The source files are: nsf2017.txt, copied from table '''nsf''', and nsf_institution copied from table '''Where to findnsf_grants_institution''': The Hubs data set can be found in from the Ecosystem>>Hubs>>dataset folderbiotech db. It is not currently in the database due to a UTF8 issue
===Supplementary Data Sets===They contain:*Award ID*Award Institution*Award Effective date*Institution city*Award Value*Organization state code'''Patent data''': to be pulled from USPTO or SDC Platinum. From 1900 - 2017
'''Number of STEM Graduate Students''' (NSF) and '''University R&D Spending''' (NSF):*University R&D Data found under Output file "NSF DATA_2004 to 2011is nsfSummary.xlsx" in datasets folder (Ecosystem>>Hubs>>Datasets)txt. It contains:*R&D spending found at the university level for 2014 ("Stem Grad Students.xlsx) or at state level ("Science and Engineering Grad Students by Variables: City, State and Year 2000-2011.csv")** not uploaded to server or matched yet to CMSA codeyear, nsf_nogrants, because of this discrepancy. nsf_valuegrant **"Stem Grad Students.xlsx" contains categorized university by MSA, can be used for all university1900-based projects2017
===Joined NSF table===The joined nsf table with the VC table is found in db '''Per Capita Incomecities''' and . The table is named '''Employment Datamerged_nsf''' (US Census Bureau): *"Per Capita Personal Income by MSA 2000-2012.xlsx" in datasets folder (Ecosystem>>Hubs>>Datasets>>Data from Yael)*"Wages All the values of nogrants and Salaries by MSA 2000valuegrant with missing values for years 1990-20122017 are set equal to 0.xlsx" The sql script is in datasets folder (Ecosystem>>Hubs>>datasets>>Data from Yael)**not uploaded to server or matched yet to CMSA code Z:\HUbs\2017\sql scripts
'''Firm Births''' (BDS)==NIH Data==*Data is in server 181, under table name "BDS": *includes birth, death, net(birth-death) and rate(death rate) for years 1990-2013 for every msa Z:\Hubs*includes code for CMSA but is not aggregated by CMSA** i.e. BDS statistics are still separate for all the smaller MSAs in New York's CMSA (code=1) E:\McNair\Projects\Hubs\Summer 2017
===Resources===Database is '''cities'''* Yael Hochberg and Fehder (2015), located in dropboxSQL script is: nih2017.sql** Use this paper as a guideline on how to conduct the analysisThe source files are: *US Census Bureau data on employment by MSA: http://factfindernih_1986_2001.census.gov/faces/tableservices/jsf/pages/productview.xhtml?pid=ACS_14_5YR_B23027&prodType=tablecsv*USPTO utility patents by MSA: http://www.uspto.gov/web/offices/ac/ido/oeip/taf/cls_cbsa/allcbsa_gdnih_2002_2012.htmtxt*MSA level trendsnih_2013_2015located in E: http://www.metrotrends.org/data.cf\McNair\Projects\Federal Grant Data\NIH
===The Target Dataset===
We will need to process the following variables:
*SuperMSA - combine SanFran and SanJose, New York and Newark?, NC Research triangle, others?
*CSV mapping msas to cmsas is in the folder (and a table in the dbase)
The script that cleans NIH data and generates the summary table is titled '''nihSummary'''. It is located here:
Example dataset Z: MSA Year SeedVCInv SeedEarlyVCInv LaterVCInv NoDeals FundsInvested DistinctInvestors .... ---------------------------------------------------------------------------------------------------------------------------- 1234 2001 1000000 20000000 30000000 4 7 7\Hubs\2017\sql scripts
This table includes
*year
*city
*state
*country
*nogrants (number of grants)
*valuegrant
*city_state
Note that the unit of observation is MSA*Date from 1986-Year.2015
Variables to be computed at ===Joined NIH table===The joined NIH table with the MSA level:*HubActive (binary)*NoHubsActive (Count)*HubSqFt*Other Hub Vars (build list!!!)*VC table is found in db '''SeedVCInvcities''' (Seed/Start-up)*. The table is named '''EarlyVCInvmerged_nih''' (Early Stage).*'''LaterStageVC''' (Later)*'''OtherStageVC''' (Buyout/Acq, Other)*'''NoDeals''' (done by local VCs?)**'''NoDealsNear'''**'''NoDealsFar'''*NoPortCosFundedAll the values of nih_valuegrant and nih_nogrants with missing values for years 1986-2015 are set equal to 0.*'''FundsInv''' (The sql script is in an MSA)**'''FundsInvFromNear''' (within MSA?)**'''FundsInvFromFar''' (outside MSA?)*DistinctInvestors (?)**DistinctInvestorsNear (within MSA?)**DistinctInvestorsFar (outside MSA?)*PatentCount*NoSTEMGrads*FirmBirths (BDS data)*UniRandDSpend*PerCapitaIncome*Employment Z:\HUbs\2017\sql scripts
We need to==Clinical Trials Data==Data is in:*Check funds invested means dollars invested Z:\Hubs*Categorize near and far! Is it within MSA vs. not, within adjacent MSAs, etc.? E:\McNair\Projects\Hubs\Summer 2017
Database is '''cities'''
SQL script is: ctrials.sql
The source file is:
There may be a second dataset that has Hub-Industry-Year (where industry is semiconductor/non-semiconductor?)*medclinical.txt
===Final Primary Data Set===located in Z:\Hubs\2017
*Deal is a round syndicate (near/far deal is one investor that is near/far).Date from 1999-2017
Table name===Joined clinical trials table=== The file which contains the number of trials in each city and year is located in: Z: finaldataset\Hubs\2017 cmsaThe file is in: Z:\Hubs\2017\clean dataThe name of the file is: ctrialsSummary.txt It contains:*city*year*city_state_year*noctrials - number of trials The ctrials is joined with VC table. The joined SQL script is: '''new_ctrials.sql''' and it is located in totalamountinvZ:\Hubs\2017\sql scripts The name of the joined table is '''new_merged_ctrials'''. It contains:*city*state*city_state_id*city_state_year*year*noctrials*seedamtm*earlyamtm*lateramtm*selamtm*numseeds*numearly*numlater*numsel All the values of noctrials with missing values for years 1999-2017 are set equal to 0. ==Population Data==Data is in: Z:\Hubs E:\McNair\Projects\Hubs\Summer 2017 Database is '''cities''' SQL script is: '''population.sql'''The source files are: *pop2000_2009.xlsx*pop2010_2016.xlsx They contain:*State*City name *Year *Population Estimates Date from 2000-total amount invested 2016 ===Joined population table=== Data is in: Z:\Hubs\2017\clean dataThe file names are nearamountinv1_population.txt -contains data on population estimates from 2000-amount invested from local funds2009 faramountinv2_population.txt -contains data on population estimates from 2010- amount invested 2016  Database is '''cities'''SQL script is: '''new_population.sql''', located in Z:\Hubs\2017\sql scripts The population table is joined on VC table. The table is called '''new_merged_population'''. They contain:*City*State*city_state_id to uniquely identify each city*city_state_year to uniquely identify each city in each year*Population estimates*Year*Code from the state code and Fips code*State full name ==Income Data== Raw data was obtained from funds outside CMSA Census data, American Communities Survey. Raw Data is in: earlyinvE:\McNair\Projects\Hubs\Summer 2017\MSA Income_raw.zip   Date from 2005-2015 The master list with MSAs and principal cities is titled '''list2.xls'''. It is located at: Z:\Hubs\2017 This master list includes:*MSA code*MSA name*Principal City*State*Place code (city code)*State Code This master list was edited to associate each principal city with a unique state. E.g. if New York is the principal city located in New York-New Jersey MSA, it was associated with state NY-amount invested NJ. So '''list''' was edited to put New York with NY.   Cleaned Income data files are in early stage companies laterinvZ:\Hubs\2017\merging_on_ID  They contain:*MSA code*MSA*Year *Total Household Income  The MSA-City-amount invested State look up file is titled '''msa_city_state_wcode.txt'''. It is located in later stage companies startupseedinvZ:\Hubs\2017\merging_on_ID  The SQL file that merges income data from ACS (by MSA -Year) with the MSA-City file is titled '''income.sql'''. It is located here: Z:\Hubs\2017\sql scripts The final income table is in db '''cities''' titled '''merged_income'''. It includes:*MSA*City*State*Year*Total Household Income  The table includes 8780 observations ===Joined income table=== Data is in: Z:\Hubs\clean dataThe file names are: INC_05.txt -amount invested INC_15.txt  Database is '''cities'''SQL script is: merged_income.sql  They contain:*City*State*city_state_id to uniquely identify each city*Income*Year*Code from the state code and Fips code ==Employment Data== Data on employment was obtained from American Communities Survey, US Census Bureau. Raw Data is in: E:\McNair\Projects\Hubs\Summer 2017\Employment Data by MSACleaned files are in seed Z:\Hubs\2017\clean data They contain:*MSA code*MSA*Year *Employment rate of individuals 16 years or older*Unemployment rate of individuals 16 years or startup stage companies older Date from 2005-2015 otherstageinvThe SQL file that merges employment data from ACS (by MSA -Year) with the MSA-amount invested City file is titled '''Employment.sql'''. The file is located in: Z:\Hubs\2017 The final table is in db '''cities''' titled '''merged_employment'''. It includes:*MSA*City*Year*Employment rate*Unemployment rate ===Joined employment table=== Data is in Acquisition/Buy: Z:\Hubs\clean data The file names are: EMP_05.txt -outs/Other stage companies EMP_15.txt  Database is '''cities'''SQL script is: '''new_employment.sql''' and it is located in Z:\Hubs\2017\sql scripts The final table which is joined on VC is in db cities titled '''new_merged_employment'''. They contain:*City*State*Code from the state code and Fips code*city_state_id to uniquely identify each city*city_state_year to uniquely identify each city in each year*Employment rates of individuals of 16 years or older*Unemployment rates of individuals of 16 years or older*Year ==Schooling Data== Data on schooling was obtained from American Communities Survey, US Census Bureau. Raw Data is in: E:\McNair\Projects\Hubs\Summer 2017\School Enrollment Data by MSACleaned files are in Z:\Hubs\2017\clean data investingfundThey contain:*MSA code*MSA*Year *Total number of population 3 years and over enrolled in school*Percent of population 3 years and over enrolled in public school*Percent of population 3 years and over enrolled in private school  Date from 2005-2015 The SQL file that merges schooling data from ACS (by MSA - Year) with the MSA-distinct funds that City file is titled '''schooling.sql'''. The file is located in: Z:\Hubs\2017 The final table is in db '''cities''' titled '''merged_schooling'''. It includes:*MSA*City*Year*Total*Percent_public_schooling*Percent_private_schooling ===Joined schooling table=== Data is in: Z:\Hubs\clean dataThe file names are investing : SCH_05.txt - SCH_15.txt  Database is '''cities'''SQL script which joins this table with VC table is: '''new_merged_schooling.sql'''The final table is in db '''cities''' titled '''new_merged_schooling'''. It contains:*City*State*city_state_id to uniquely identify each city*city_state_year to uniquely identify each city in each year*Total number of school enrollment*Percentage enrolled in public schools*Percentage enrolled in that CMSA-private schools*Year*Code from the state code and Fips code ==VC Data==   Raw Data is in: Z:\VentureCapitalData\SDCVCData\vcdb2 The file name is roundleveloutput2.txt It contains:*city*state*year investingfundnear*seedamtm -seed, amount in millions*earlyamtm -distinct funds from that CMSA that invested early, amount in that CMSAmillions*lateramtm -year late, amount in millions investingfundfar*selamtm -seed early late, amount in millions*numseeds -distinct funds number of seeds*numearly *numlater*numsel*numdeals*numalive  Date from outside that CMSA that invested 1948-2017  The table is in db '''cities''' titled '''new_vc'''. It includes:*city*state*city_state_id*city_state_year*seedamtm*earlyamtm*lateramtm*selamtm*numseeds*numearly*numlater*numsel*numdeals*numalive*year ==Final Joined Data set ==  The final data set is in file '''final.txt''' and is located here: Z:\Hubs\2017 It includes:*city*state*city_state_year - (ID that CMSAdata is merged on)*year*seedamtm - Seed Amount*earlyamtm - Early Investment Amount*lateramtm - Late Investment Amount*selamtm - Seed early or late amount*numseeds - Number of seed investments *numearly -year Number of early investments deals*numlater -Number of late investments*numsel *numdeals -number Number of deals (first contracts)*numalive - Number of start ups alive neardeals*income - Income per capita in each city-year*sbir_nogrants -number Number of deals inside a CMSA SBIR grants fardeals*sbir_valuegrant -Value of SBIR grants*emp -number Employment stats of deals from outside a CMSA each city-year*unemp -Rate of unemployment*popestimate -some Population estimate of these deals might count each city-year*private - Enrollment in private schools*public - Enrollment in both categories, because public schools*total - *numfirms - Number of syndicate members being both inside and outside the CMSApublicly traded firms earlystagedeals*randd -R&D expenditure of publicly traded firms*revenue -deals with earlystage companiesRevenue of PTF*totalassets laterstagedeals*nsf_nogrants -Number of NSF grants*valuegrant -deals with later stage companies Value of NSF grants startupseeddeals*nih_nogrants -Number of NIH grants*nih_valuegrant -deals with startup/seed companies Value of NIH grants otherstagedeals*noctrials -NUmber of clinical trials == Defining Hubs == '''Summer 2016''' -deals with companies Last year a master list of 125 "potential" hubs was used. A scorecard was developed which filtered these 125 candidate hubs to determine which of these should be included in the study sample. This method resulted in other stages a sample size of ~ 30. The master list and the final hubs list is titled '''Hubs Data v2_'16'''. It is located here: newportcosfundedZ:\Hubs\2017\hubs_data '''Summer 2017''' -In order to obtain a more statistically significant sample of hubs, we developed 5 criteria which produce a more relaxed definition of hubs than last year. These include *Availability of co-number working space*Coding classes or tech events*Some focus on the tech sector (this is important as our dependent variable is VC funding)*Presence of an accelerator*Availability of mentorship for members. We will review the 125 candidate hubs and select those which satisfy a subset or all of portfolio companies to receive their first investment in that yearthese characteristics.
===Data by zip code===
*Population data, 2000-2016 - US Census Bureau (E:\McNair\Hubs\summer 2017)
https://www2.census.gov/programs-surveys/popest/datasets/
*Income data, 1998-2014 - The Internal Revenue Service (E:\McNair\Hubs\summer 2017)
https://www.irs.gov/uac/about-irs
*DCI index, to assess the economic well-being of communities
http://eig.org/dci/interactive-maps/u-s-zip-codes
*R&D Expenses, 1980-2016 - Wharton Research Data Services (E:\McNair\Hubs\summer 2017)
*Zipcode look-up table obtained from [https://www.unitedstateszipcodes.org/zip-code-database/]. It's available in (E:\McNair\Hubs\summer 2017).
== Data by MSA ==[[category:Internal]]

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