"The failure of many paintings to sell in art auctions indicates the presence of reserve prices set by sellers. This paper examines the relationship between sale rates and price surprises over time in art auctions. Using data on contemporary and impressionist art, we show that while sale rates...

Despite a large number of studies that examine the influence of biofuels and biofuel policy on commodity prices, the impact of biofuel policy on commodity price variability is poorly understood. A good understanding of biofuel policy's impact on price variability is important for mitigating food...