Ranganathan, Thiagu; Ananthakumar, Usha - In: International Journal of Emerging Markets 9 (2014) 4, pp. 520-534
used to test the short-run market efficiency and unbiasedness of the contract by allowing for a time-varying risk premium … not rejected based on the forecasts. Originality/value – This is the first paper to consider time-varying risk premium … soybean contract is unbiased in the long run, but there are short-run market inefficiencies and also a presence of a time-varying …