Both of them are very tall. Ma Guangyuan and Ye Tan are famous. Ma Guangyuan has 2.539 million fans in today's headlines, and Ye Tan has 2.458 million fans in today's headlines. Ma Guangyuan, male, born in Jingning County, Pingliang City, Gansu Province, 1972, is an independent economist. He graduated from the Graduate School of Chinese Academy of Social Sciences with a doctorate in economics and a postdoctoral fellow in industrial economics. He used to be the deputy director of the Central Economic Committee of the Democratic National Construction Association and a commentator on the financial channel of CCTV. His academic interests are mainly in the fields of macroeconomics, private investment, real estate and industrial safety. The National Institute of Economic Security and Strategy is being established. Ye Tan, female, Han nationality, China nationality, was born on May 22, 1973 at/kloc-0. She is a doctor in the history department of Fudan University, a well-known financial critic and columnist, specializing in political history and economic history. Founder of Ye Tan Finance and Economics and Chief Economist of Huaxin Co., Ltd. ..