Adrangi, Bahram; Chatrath, Arjun - In: Computational Economics 19 (2002) 2, pp. 179-95
This paper tests for and provides evidence of nonlinear dependencies in palladium and platinum futures prices. The results indicate that ARCH-type processes, with controls for seasonality and contract-maturity effects, generally explain the nonlinearities in the data. We also present evidence...