Piketty, Thomas; Qian, Nancy (2015). "Income Inequality and Progressive Income Taxation in China and India, 1986–2015". American Economic Journal: Applied Economics. 1 (2): 53–63. doi:10.1257/app.1.2.53. S2CID27331525.
Piketty, Thomas; Qian, Nancy (2015). "Income Inequality and Progressive Income Taxation in China and India, 1986–2015". American Economic Journal: Applied Economics. 1 (2): 53–63. doi:10.1257/app.1.2.53. S2CID27331525.