This preliminary study examines the impact of index and swap fund participation in agricultural and energy commodity futures markets. Based on new data and empirical analysis the study finds that index funds did not cause a bubble in agricultural futures prices. Using Granger causality methods...

The noise trader sentiment model of De Long, Shleifer, Summers, and Waldmann (1990a) is applied to futures markets. The theoretical results predict that overly optimistic (pessimistic) noise traders result in market prices that are greater (less) than fundamental value. Thus, returns can be...

The theory of contrary opinion predicts price reversals following extremes in market sentiment. This research tests a survey-based sentiment index's usefulness as a contrary indicator across 28 U.S. futures markets. Using rigorous time-series tests, the sentiment index displays only a sporadic...

Theoretical noise trader models suggest that uninformed traders can impact market prices. However, these models' conclusions depend crucially on the assumed specification for noise trader demand. This research seeks to empirically determine the appropriate demand specification for uninformed...

This study brings fresh data to the highly-charged debate about the price impact of long-only index investment in energy futures markets. We use high frequency daily position data for NYMEX crude oil, heating oil, RBOB gasoline, and natural gas that are available from a representative large...

"This book documents a curated selection of papers on the impact of index investment on commodity futures prices. The 10 papers follow the evolving speculation debate with new author forewords highlighting the contribution and impact. Essential reading for scholars and researchers interested in...

This is a comprehensive study of the growth and impact of agricultural futures market traders. The growth of financial investment in commodities has introduced participants and raised both new questions and warranted revisiting old questions; these include the impact on commodity prices, the...