Changes

*Measuring HGHT Entrepreneurship Ecosystems: This now contains the definitions, measures, and example. It is an informal, by-example theory paper.*[[Determinants of Future Investment in U.S. Startup Cities ===Instrument for Determinants=== I am going to try shocking the number ]]: The empirical analysis of ESOs using the political party of the incumbent mayor. Data is available from:*https://libguides.princeton.edu/elections#s-lg-box-10082744*https://dataverse.harvard.edu/dataset.xhtml?persistentId=doi:10.7910/DVN/SJBWC3**FIPS, year (non-continuous -- election years), mayor_party_final (D,R, etc.), month, FIPS_Place_ID, and others... From 1945 to 2014now here!***FIPS is 6 or 7dg (107000 BIRMINGHAM CITY, AL to 5613900 CHEYENNE CITY, WY). FIPS_Place_ID is 4 to 5dg (7000 to 13900)***compare with placefp (5dg) 07000 Burmingham, AL and 13900 Cheyenne, WY, or better still GEOID (used in vcdb4) 0107000 Birmingham, AL and 5613900 Cheyenne, WY