Johnson , Boone : Stocks are rallying as if economy is out of the woods . Simon Johnson , a former International Monetary Fund chief economist , is a professor at MIT Sloan School of Management and a senior fellow at the Peterson Institute for International Economics . Comment: Japan 's economy suffered for years from similar problems , they say . Johnson , Boone : We have zombie banks and zombie companies .
Johnson , Boone : Stocks are rallying as if economy is out of the woods . Comment: Japan 's economy suffered for years from similar problems , they say . Johnson , Boone : We have zombie banks and zombie companies .