Conference Presentations:

``A Theory and Evidence on Technology, Value Premium, and Volatility,'' 2016, coauthored with Wachindra Bandara, copresented at the October 2013 Financial Management Association meeting in Chicago, Illinois;

``Return Decomposition: A Bayesian State-Space Model Approach,'' 2015, coauthored with Yuan-Szu Chang, copresented at the October 2013 Financial Management Association meeting in Chicago, Illinois;

``Market Sentiment and Dividend Policy: Cross Sectional Evidence,'' 2013, coauthored with Bo Zhao, presented at the March 2013 Midwest Finance Association meeting in Chicago, Illinois;
``Cross-Sectional Estimation Biases in Risk Premia and Zero-Beta Excess Returns'', 2013, coauthored with Jianhua Yuan, presented at the January 2013 Quantitative Economics Conference in Sanya, China;
``Distribution Effect and Idiosyncratic Volatility Discount'' 2012, coauthored with Bo Zhao, presented at the July 2012 China International Conference in Finance meeting in Chongqing, China;
``Uncovering the Relation between Aggregate Stock Illiquidity and Expected Excess Market Returns,'' 2010, coauthored with Hui Guo, Sandra Mortal, and Bob Wood, presented at the October 2010 Financial Management Association meeting in New York City, New York;
``The Value Premium And Firm Volatility in Merton's ICAPM,'' presented at the
- October 2007 Financial Management Association meeting in Orlando, Florida;
- September 2007 Northern Finance Association meeting in Toronto, Canada;
- September 2007 Conference in Honor of Stephen D. Smith at the Atlanta Fed, Atlanta, Georgia;
- July 2007 Asian Finance Association meeting in Hong Kong, China;
- May 2007 Washington Area Finance Association meeting at the George Mason University, Arlington, Virginia;
``The Relation between Time-Series and Cross-Sectional Effects of Idiosyncratic Variance on Stock Returns in G7 Countries,'' coauthored with Hui Guo, presented at the
- October 2007 Financial Management Association meeting in Orlando, Florida;
- July 2007 China International Conference in Finance meeting in Chengdu, China;
``Understanding Stock Return Predictability,'' coauthored with Hui Guo, presented at the
- June 2007 Financial Management Association European Conference meeting in Barcelona, Spain;
- October 2007 Financial Management Association meeting in Orlando, Florida;
``Foreign Exchange Rates Don't Follow a Random Walk,'' coauthored with Hui Guo, presented at the October 2006 CRSP Forum at the University of Chicago, Chicago, Illinois;
``Is Value Premium a Proxy for Time-Varying Investment Opportunities: Some Time Series Evidence,'' 2005, coauthored with Hui Guo, Zijun Wang, and Jian Yang, presented at the October 2006 Financial Management Association meeting in Salt Lake City, Utah;
``Modeling Credit-Risky Bonds with Correlated-factor Models,'' coauthored with Leonard Tchuindjo, presented at the April 2006 Eastern Finance Association meeting in Philadelphia, Pennsylvania;
``Aggregate Idiosyncratic Volatility in G7 Countries,'' coauthored with Hui Guo, presented at the:
- June 2006 European Financial Management Association meeting in Stockholm, Sweden;
- June 2006 INFINITI Conference on International Financial Integration by The Institute for International Integration Studies Dublin, Dublin, Ireland;
- October 2005 Financial Management Association meeting in Chicago, Illinois;
- November 2005 Southern Finance Association meeting in Key West, Florida;
``Idiosyncratic volatility, stock market volatility, and expected stock returns,'' coauthored with Hui Guo, presented at the:
- January 2005 American Finance Association meeting in Philadelphia, Pennsylvania;
- October 2004 Financial Management Association meeting in New Orleans, Florida;
``The effect of ex-ante price on momentum profits,'' coauthored with Zhan Onayev, presented at the:
- October 2003 Financial Management Association meeting in Denver, Colorado;
- April 2003 Eastern Finance Association meeting in Lake Buena Vista, Florida;
- November 2002 Washington Area Finance Association meeting at the Catholic University of America, Washington, D.C.;
``The chance of ruin, the momentum, and stochastic dominance of risk-based strategies,'' presented at the November 2002 Washington Area Finance Association meeting at the Catholic University of America, Washington, D.C.;
``Abnormal returns,'' presented at the April 2002 Eastern Finance Association meeting in Baltimore.
``A simple option pricing formula,'' presented at the April 2002 Eastern Finance Association meeting in Baltimore, Maryland;
``On inferring the direction of option trades,'' presented at the November 2001 Washington Area Finance Association meeting at the Securities Exchange Commission, Washington, D.C.;
``On the statistical significance of event effects on unsystematic volatility,'' coauthored with Jimmy Hilliard, presented at the:
- October 2000 Financial Management Association meeting in Seattle, Washington;
- March 2000 Southwestern Finance Association meeting in San Antonio, Texas;
``On stochastic volatility and more powerful parametric tests of event effects on unsystematic returns,'' coauthored with Jimmy Hilliard, presented at the October 2000 Financial Management Association meeting in Seattle, Washington;
``Real estate in the former Soviet Union: changing environment, new approaches,'' presented at the Spring 1996 conference of Midwest Academy of Finance and Insurance in Chicago, Illinois;
``GATT (WTO) and former USSR. Example of Latvia,'' with L. Wall, presented at the Spring 1996 conference of Midwest Academy of International Business in Chicago, Illinois;

Invited Presentations and Seminars:

``Economic and Corporate Growth, Technology, Goal-Based Portfolios, and Asset Pricing,'' presented at the
- Plenary Session Address at the May 2018 International Scientific Conference ``Business and Management'' at the Vilnius Gediminas Technical Universiy in Vilnius, Lithuania;
- May 2018 Seminar at the School of Finance at the International University of Business and Economics in Beijing, China;
- May 2018 Seminar at the School of Insurance and Economics at the International University of Business and Economics in Beijing, China;
``Uncovering the Relation between Aggregate Stock Illiquidity and Expected Excess Market Returns,'' coauthored Hui Guo, Sandra Mortal, and Robert Wood, presented at the April 2009 meeting of the Chicago Quantitative Alliance in Las Vegas, Nevada;
``The Value Premium And Firm Volatility in Merton's ICAPM,'' presented at the
- February 2008 American University Finance Seminar Series, Washington, D.C.;
- November 2007 la Sorbonne (Universite Paris 1) Economics/Finance Seminar Series, Paris, France;
``Foreign Exchange Rates Don't Follow a Random Walk,'' coauthored with Hui Guo, presented at the September 2005 The World Bank Group's Quantitative Strategies, Risk and Analytics Seminar Series, Washington, D.C.;
``Idiosyncratic volatility, stock market volatility, and expected stock returns,'' coauthored with Hui Guo, presented at the November 2003 George Washington University Finance Seminar Series, Washington, D.C.;
``Hedge-based, nonparametric derivatives valuation without observable prices,'' presented at the April 2001 George Washington University Finance Seminar Series, Washington, D.C.;
``On stochastic volatility and more powerful parametric tests of event effects on unsystematic returns,'' coauthored with Jimmy Hilliard, presented at the January 2000 University of Georgia Finance Seminar Series, Athens, Georgia;