1. Optimal Statistical Decisions;DeGroot,1970
2. Wage comparisons: A selectivity bias;Gronau;J. Polit. Econ.,1974
3. E. Karni and A. Schwartz, Two theorems on optimal stopping with backward solicitation, J. Appl. Probability, to appear.
4. The theory of search;Kohn;J. Econ. Theory,1974
5. Duration of offers, price structure and the gain from search;Landsberger;J. Econ. Theory,1977