1800—2015年世界总体利润率长期下降原因分析
王天翼

An Analysis of the Reasons for the Long­term Decline of the World's Overall Profit Margin from 1800 to 2015: Based on the Empirical Research of the World System
Tianyi Wang
图3 7个发展中国家平均利润率(简单平均,资本加权平均和GDP加权平均)