We estimate 3% of the U.S. voter population is registered to vote in two states. Which state these double-registrants choose to vote in reflects incentives and costs, being more prevalent in swing states (higher incentive) and states which automatically send out mail-in ballots (lower cost). We...

We introduce a bidding strategy which allows the seller to extract the full surplus of the high bidder in eBay auctions. We call this a Discover-and-Stop bidding strategy and estimate that 1.39% of all bids in eBay auctions are placed by sellers (or accomplices) who execute this strategy. We...

We document political sentiment effects on inventors in the US. Democrat patenters are more likely to patent (relative to Republicans) after the election of Barack Obama but less likely to patent following the election of Donald Trump. These effects are 2-3 times as strong among active partisans...

Republicans start more firms than Democrats. In a sample of 40 million party-identified Americans between 2005 and 2017, we find that 6% of Republicans and 4% of Democrats become entrepreneurs. This partisan entrepreneurship gap is time-varying: Republicans increase their relative...

We find that equity loan fees, which have been largely ignored by the anomalies literature, are the best predictor of cross-sectional returns. When compared to 102 other anomalies and other short selling measures, the loan fee anomaly has the highest monthly long-short return (1.17%), the...

We document political sentiment effects on US inventors. Democratic inventors are more likely to patent (relative to Republicans) after the 2008 election of Obama but less likely after the 2016 election of Trump. These effects are 2-3 times as strong among politically active partisans and are...

We estimate 3% of the U.S. voter population is registered to vote in two states. Which state these double-registrants choose to vote in reflects incentives and costs, being more prevalent in swing states (higher incentive) and states which automatically send out mail-in ballots (lower cost). We...