Previous studies on commodity price bubbles mainly focused on futures markets and ignored the performance of spot markets. Using the price data for corn and soybeans in China, this study identifies the exact bubble dates for the futures and spot markets, and finds asynchronous price bubbles...

For quite some time long-only index funds have been suspected of being responsible for price increases in agricultural futures markets. This suspicion has prompted demands to drastically limit long-only index fundsʼ scope of activity. Such demands and their underlying diagnoses, however,...

For a considerable time, long-only index funds have been suspected of being responsible for price increases on agricultural futures markets, particularly those for grain. Utilizing partial equilibrium concepts, we analyze the market impacts of long-only index funds. Our analysis reveals that...

For quite some time long-only index funds have been suspected of being responsible for price increases in agricultural futures markets. This suspicion has prompted demands to drastically limit long-only index funds' scope of activity. Such demands and their underlying diagnoses, however,...

Um es gleich vorweg zu nehmen, Warenterminmärkte dienen Landwirten und Landhändlern keineswegs, wie gemeinhin angenommen, primär zur Absicherung von Kassapreis- und Basisrisiko. Sie eröffnen vielmehr Einkommenschancen durch Lagerhaltung und gewährleisten deren Profitabilität. Die in der...

First things first-contrary to popular opinion, the main reason farmers and grain traders use futures markets is not to hedge spot price and basis risks, but to ensure the profitability of the storage business. The scientific literature mainly discusses the minimum variance hedge ratio, which...