Global Inequality, and Caste Systems

Describe the trend in global inequality over the course of the last century. Based on where we have been and where we are now, predict where the world may be a century from now. What prediction would modernization theory support? What about dependency theory? What do you think will happen? Why?
Briefly describe the main characteristics of caste systems and class systems. How are these types linked to different kinds of economic production (agrarian versus industrial technology)? In what ways are people in class systems more equal than those in caste systems? …