Master：1986-09-1988-06，Economics，Graduate School of Chinese Academy of Social Sciences

Ph.D.：2002-09-2005-07，Economics，Nankai University

1.2012-01-01，2012-06-01，Duquesne University，Visiting Scholar

2.2007-01-01，School of Economics and Management， Beijing Jiaotong University，Associate Professor

3.2007-01-01，School of Economics and Management， Beijing Jiaotong University，Lecturer

4.2007-01-01，School of Economics and Management， Beijing Jiaotong University，Professor

5.2005-01-01，2007-01-01，School of Economics and Management， Beijing Jiaotong University，Postdoctoral

6.1989-01-01，2002-01-01，Xinyang Development and Reform Commission of Henan Province，Public Administration

Monetary Policy， Securities Markets， Investment Banking， Corporate Governance.

1. (PI)Research on the theory of negative interest rate,National Social Science Foundation of China General Program,PI:Ruan， J.(2017-06-30 - 2021-06-30).

1. (PI)Research on financial support for entrepreneurship and innovation of migrant workers returning to their hometown,Social Science Commercially Funded Project,PI:Ruan， J.(2016-06-23 - 2019-10-10).

1. Yang， X.,& Ruan， J.(2018).The effectiveness and enlightenment of Japans Ultra-low Interest Rate policy transmission mechanism,Price: Theory & Practice.

2. Ruan， J.,& Wan， N.(2017).The construction and planning of multiproject management system,Open House International.

3. Ruan， J.,(2015).Demand supply and division income of endogenous monetary fund,Management World.

4. Ruan， J.,& Chen， X.(2015).The function mechanism and legal governance path of shadow banking on monetary policy,Journal of Sichuan Administration Institute.

1. Ruan， J.,Central Banking Science,Tsinghua University Press,2016-01.

1. Du， Y.,& Ruan， J..2017.Research on the impacts of hidden short-term international capital flows on Chinas economy[R].In:2017 International Conference on Mathematics， Modelling and Simulation Technologies and Applications （MMSTA 2017）,2017-12.