My former PhD student Will Quinn has a new QUCEH working paper entitled Squeezing the Bears: Cornering Risk and Limits on Arbitrage during the British Bicycle Mania. In this paper, Will argues that the risk of being cornered effectively resulted in constraints on short selling during during the British Bicycle Mania of the mid-1890s. These constraints on short selling made it very difficult for traders to correct overvalued shares in bicycle companies. Will's paper is one of the first to look at constraints on short selling during historical financial bubbles.
Daron Acemoglu, Simon Johnson, Amir Kermani, James Kwak and Todd Mitton have written a paper on whether firms connected to Timothy Geithner benefited from these connections. They do so by looking at how stocks of these firms reacted to the announcement that he was a nominee for Treasury Secretary in November 2008. They find that there were large abnormal returns for connected firms. Below is the paper's abstract and the full paper is available here . The announcement of Timothy Geithner as nominee for Treasury Secretary in November 2008 produced a cumulative abnormal return for financial firms with which he had a connection. This return was about 6% after the first full day of trading and about 12% after ten trading days. There were subsequently abnormal negative returns for connected firms when news broke that Geithner's confirmation might be derailed by tax issues. Excess returns for connected firms may reflect the perceived impact of relying on the advice of a small ne...