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Credibility, the Optimal Speed of Trade Liberalization, Real Interest Rates, and the Latin American Debt.
Frankel, Jeffrey A., (1987)
The Constrained Asset Share Estimation (CASE) Method: Testing Mean-Variance Efficiency of the U.S. Stock Market.
Engel, Charles, (1990)
Conditional mean-variance efficiency of the U.S. stock market
Engel, Charles, (1989)