Michigan replaced its complex business tax with a flat corporate income tax of 6 per cent.
Women over 25 years old working full-time were hardest hit, with employment decreasing by 31,500 jobs.
Only New Brunswick and Nova Scotia created fewer private-sector jobs than Ontario, on average, each year between 2007 and 2016.
In northern Ontario, job losses ranged from 1 per cent in Greater Sudbury to 16.1 per cent in Sault Ste. Marie.
The Brown-led PCs would move to a $15 minimum wage over a four-year period.
Current projections suggest firms will invest less money in Ontario this year than in 2008.
The Atlantic provinces comprise four of the five lowest ranked Canadian and U.S. jurisdictions.