Welcome to my sixth in a series on state taxes! For information about what I’m trying to do, read my introductory bit. Next on the agenda, Colorado. COLORADO Population: 4,939,456 (22nd) Capital: Denver Largest City: Denver Gross Domestic Product: $236 billion GDP per capita: $40,963 (10th) 2008 election winner: Barack Obama web site: http://www.colorado.gov/ Income [...]