33. 3 The third stage: from 1960s to 1980s -- the prosperity of social theory a 3.4 The forth stage: from 1980,s till now---the integration of social theory 2021/2212021/2/21 4 ▪ 3.3 The third stage: from 1960’s to 1980’s --- the prosperity of social theory ▪ 3.4 The forth stage: from 1980’s till now---the integration of social theory