Food commodity prices escalated during the 2007/2008 food crisis, and have scarcely fallen since. We show that high fertilizer prices, driven by the formation of an international export cartel as well as high energy prices, explains the majority of the recent price spikes. In particular, we...

Since the 2008 Food Crisis, the link between agriculture and energy has become contentious. Agriculture consumes energy both directly, through oil products, and indirectly, through fertilizer. Since fertilizer cost depends on natural gas prices, we exploit variations in the oil/gas spread to...

Food commodity prices escalated during the 2007/2008 food crisis, and have scarcely fallen since. We show that high fertilizer prices, driven by the formation of an international export cartel as well as high energy prices, explains the majority of the recent price spikes. In particular, we...

Under EU Air Passenger Rights legislation (“EC261”), carriers must provide assistance and cash compensation to passengers in case of long delay. We study whether the regulation reduces flight delay. EC261 applies uniformly to flights departing from the EU, but covers only EU carriers on...

We examine the stock market reaction to natural and man-made disasters in potash mines. We use a sample of 44 mining accidents worldwide over the period 1995-2016. A quarter of the accidents were the result of a natural disaster, such as flooding, that often ended in the closure of the potash...

This study aims to provide new evidence linking internal corporate governance mechanisms and corporate misconduct, using a sample of 2,844 public US companies during the period 2007-2019. The results reveal that optimal size and diverse boards, including well-functioning audit committees, are...

This study aims to provide new evidence linking internal corporate governance mechanisms and corporate misconduct, using a sample of 2,844 public US companies during the period 2007-2019. The results reveal that optimal size and diverse boards, including well-functioning audit committees, are...

Price discrimination by consumer's purchase history is widely used in regulated industries, such as communication or utilities, both by incumbents and entrants. I show that such discrimination can have surprisingly negative welfare effects - even though prices and industry profits fall, so does...