Score contribution per author:
α: calibrated so average coauthorship-adjusted count equals average raw count
This article proposes a test for the presence of a bubble in the price of an exhaustible resource. A bubble is accompanied by a rise in the storage‐to‐consumption ratio: Consumption peters out, and a fraction of the original stock is held forever. The test suggests there is a bubble in the price of oil and in the market for high‐end Bordeaux wines, but other explanations are also possible. A bubble reduces welfare regardless of whether there are other stores of value, particularly fiat money.