This study (looking at the "Entrepreneurship & Opportunity" column) for 2015 shows Sweden at #1 and the US at #11: http://www.prosperity.com/#!/ranking http://w

This study (looking at the "Entrepreneurship & Opportunity" column) for 2015 shows Sweden at #1 and the US at #11: http://www.prosperity.com/#!/ranking http://www.prosperity.com/#!/ranking