THE PRICE ADJUSTMENT PROCESS AND EFFICIENCY OF GRAIN FUTURES MARKETS IMPLIED BY RETURN SERIES OF VARIOUS TIME INTERVALS

This study investigates the price adjustment process and efficiency of corn and oats futures markets using data from the 1986 contracts traded on the CBOT. Amihud-Mendelson's (1987) model, Box-Jenkins' (1970) techniques, and Black's (1986) criteria are employed. The competitive performance of speculators in grain futures markets is also examined .