This paper studies the effect on company performance of appointing non-executive directors that are also executive directors in other firms. The analysis is based on a new panel dataset of UK companies over 2002-2008. Our findings suggest a positive relationship between the presence of these...

This paper studies the effect on company performance of appointing non-executive directors that are also executive directors in other firms. The analysis is based on a new panel dataset of UK companies over 2002-2008. Our findings suggest a positive relationship between the presence of these...

We examine why firms change their main bank and how this affects loans, interest payments and firm performance after switching. Using unique firm-bank matched Ukrainian data, the treatment effect estimates suggest that more transparent and riskier companies are more likely to switch their main...

This paper investigates the determinants of liability maturity choice in transition markets. We formulate a model of firm value maximization that describes managers' choice of optimal debt structure. The theoretical predictions are tested using a unique panel of 4,300 Ukrainian firms during the...

This paper investigates the link between product quality and price setting for central processing units (CPUs). Using thousands of price quotes from a popular price-comparison website, we find that market fundamentals, such as the number of sellers, median price, share of convenient prices and...

This paper studies information diffusion in social media and the role of bots in shaping public opinions. Using Twitter data on the 2016 E.U. Referendum (“Brexit”) and the 2016 U.S. Presidential Election, we find that diffusion of information on Twitter is largely complete within 1-2 hours....

This paper exploits the geopolitical conflict in Eastern Ukraine as a negative shock to banking sector and examines the shock transmission. We find that banks with more loans in the conflict areas during the pre-conflict period face a higher level of bad loans in other markets after the shock....