Saphores, Jean-Daniel; Khalaf, Lynda; Pelletier, Denis - In: American Journal of Agricultural Economics 84 (2002) 2, pp. 387-400
Continuous-time models of natural resource prices usually preclude the possibility of large changes (jumps) resulting from unexpected events. To test for the presence of jumps and/or ARCH effects, we combine bounds and the Monte Carlo test technique to obtain finite-sample, level-exact p-values....