I haven't read the book, but since the book is on inequality, it seems obvious to me that the problem is that the wealth growth is unevenly distributed, i.e. go

I haven't read the book, but since the book is on inequality, it seems obvious to me that the problem is that the wealth growth is unevenly distributed, i.e. going mostly to the super-rich. So we have GINI-coefficients that grow rapidly around the world, especially in China and India, where globalization has also lifted tons of people out of poverty, and in the United States, which is still by a socialist government, if you listen to Republicans.