Descriptive statistics - covariance and correlation coefficient

Dr. Ko is currently an associate professor of Business Economics in the Department of Decision Sciences and Managerial Economics, The Chinese University of Hong Kong. He obtained his B.B.A.(Insurance, Financial and Actuarial Analysis) and M.Phil.(Economics) from The Chinese University of Hong Kong in 2005 and 2007. He received his Ph.D.(Economics) from Boston College in 2012. Between 2012 and 2020, he was an assistant professor in the Department of Economics in the National University of Singapore.

His research focuses on game theory, industrial organisation, and political economy. For game theory, he works on the bargaining, principal-agent, and resource allocation problems. For industrial organisation, he specialises in innovation and platform competition. For political economy, he is interested in political system and political history.

His research has been published/accepted in peer-reviewed journals including Canadian Journal of Economics, International Economic Review, Games and Economic Behavior, Journal of Economic Theory, Journal of Economic and Management Strategy, Journal of Environmental Economics and Management, and Theory and Decision.

He is teaching introductory statsistics at The Chinese University of Hong Kong. During his tenure at the National University of Singapore, he taught Microeconomic Analysis III (undergraduate), Financial Market Microstructure (undergraduate), Applied Financial Economics (Master) and Industrial Organisation (Ph. D). He was the main advisor for two Ph.D. students and honor thesis advisor for more than a dozen undergraduate students.

Dr. Ko obtained his B.B.A.(Insurance, Financial and Actuarial Analysis) and M.Phil.(Economics) from the Chinese University of Hong Kong in 2005 and 2007. He received his Ph.D.(Economics) from Boston College in 2012. Upon graduation, he has joined the Department of Economics in the National University of Singapore as an assistant professor.

His research focuses on game theory, industrial organization, and political economy. For game theory, he works on the bargaining, principal-agent, and resource allocation problems. For industrial organization, he specializes in innovation and platform competition. For political economy, he is interested in political system and political history.

His research has been published/accepted in peer-reviewed journals including Canadian Journal of Economics, International Economic Review, Games and Economic Behavior, Journal of Economic Theory, Journal of Economic and Management Strategy, Journal of Environmental Economics and Management, and Theory and Decision.

He teaches Microeconomic Analysis III (undergraduate), Financial Market Microstructure (undergraduate), Applied Financial Economics (Master) and Industrial Organization (Ph. D). He has been the main advisor for two Ph.D. students and honor thesis advisor for more than a dozen undergraduate students.

He subscribes to the philosophy that effective learning requires an understanding of multiple facets in both depth and breadth. He also believes that giving students continuous feedback during the course is crucial as it means they learn from their mistakes, consolidate the knowledge they have acquired and gives them the motivation to explore further and deeper.