Gollin, Douglas; Smale, Melinda; Skovmand, Bent - In: American Journal of Agricultural Economics 82 (2000) 4, pp. 812-827
A theoretical model is developed and applied to the search for disease and pest resistance in ex situ collections of wheat genetic resources, employing actual data on frequency distributions, disease losses, and search costs. Experiments developed from case studies clarify several misperceptions...
