sample does not comply with efficiency criteria based on business returns, but is mere speculation aimed at market gains. … logically comply with objective efficiency and other more subjective social criteria. However, at different moments in time …

requires only that there be both a sides (“spreadâ€) market and a totals (“over/underâ€) market for the game. The authors …

The present study examined unit roots, causality, cointegration, and efficiency of the natural gas market using the … Northwest US natural gas markets as a case study. The results indicate that the natural gas market prices are stationary after … spot prices for contracts greater than one year to maturity. There are no arbitrages opportunities for daily market prices …

argued that market forces naturally lead to greater efficiencies, including improved student learning, when schools face … competition each public school in the state faces from peer private schools spatially located within their local market area. We … efficiency, as measured by the proficiency rates on high-stakes examinations. It is anticipated that the current results will …

market is the crucial factor in the informational efficiency of prices. Provides the most complete analysis of the ways … aggregate information and examines the impacts of specific market arrangements--or microstructure--on the aggregation process …--informational efficiency and herding--and uses a coherent game-theoretic framework to bring together the latest results from the rational …