It was not difficult to meet with people who have studied and traveled in the U.S. and have some grasp of its technological development, but have also seen first hand the inequality and racism. . More than 4.5 million Chinese students have studied in Western universities. ..…

Its backbone is attempt to quantify, going back to the end of Ice Age, the social development of Eastern and Western societies — basically, their ability to get stuff done.. After Roman Empire fell, out, it took 1,600 years for western Eurasia to climb back to the level of..…