There are large differences in welfare—measured as gross domestic product (GDP) per capita—across nations. Over time, there are numerous country experiences in relative income of catch-up, collapse, and catch-up followed by a decline. What explains why some countries are rich and others...

There are large differences in welfare—measured as gross domestic product (GDP) per capita—across nations. Over time, there are numerous country experiences in relative income of catch-up, collapse, and catch-up followed by a decline. What explains why some countries are rich and others...