This is a wonderful, in-depth article on the six crises of world capitalism. Over the period of the 1970s to today, José Tapia uses a world-systems framework.
He first considers, then rejects Marxian theories of overproduction, underconsumption. Then he explains the shortcomings of Keynesianism. If you like big-picture theories that take into account cross-cultural and historical settings, this article is it.
Read Michael Roberts