We augment the existing literature using the Log-Periodic Power Law Singular (LPPLS) structures in the log-price dynamics to diagnose financial bubbles by providing three main innovations. First, we introduce the quantile regression to the LPPLS detection problem. This allows us to disentangle...

In the last two decades, over 75% of U.S. industries have experienced an increase in concentration levels. We find that firms in industries with the largest increases in product market concentration have enjoyed higher profit margins and more profitable M&A deals. At the same time, we do not...

Bitcoin represents one of the most interesting technological breakthroughs and socio-economic experiments of the last decades. In this paper, we examine the role of speculative bubbles in the process of Bitcoin's technological adoption by analyzing its social dynamics. We trace Bitcoin's genesis...

Does democratization reduce the cost of credit? Using global syndicated loan data from 1984 to 2014, we find that democratization has a sizeable negative effect on loan spreads: a one-point increase in the zero-to-ten Polity IV index of democracy shaves at least 19 basis points off spreads, but...

In most countries, equity is a cheap source of funding for a country's largest financial institutions. On average, the stocks of the top 10% financial companies in a country account for over a quarter of total market capitalization, but these stocks earn returns that are significantly lower than...

This paper shows that FED policy announcements lead to a significant increase in international co-movement in the cross-section of equity and particularly sovereign CDS market. The effect is strongest for emerging markets, when the FED relaxes unconventionary monetary policies, and for countries...