You should use brief examples:
a. sparingly for extra impact
b. in almost everything you write
c. in about a third of your business correspondence
d. in about two thirds of your business correspondence
b
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Answer the following statements true (T) or false (F)
1.According to the principle of comparative advantage, an open trading system results in resources being channeled from uses of low productivity to those of high productivity. 2.With increasing opportunity costs, comparative advantage depends on a nation's supply conditions and demand conditions; with constant opportunity costs, comparative advantage depends only on demand conditions. 3.The existence of exit barriers tends to delay the closing of inefficient firms that face international competitive disadvantages. 4.MacDougall's empirical study of comparative advantage was based on the notion that a product's labor cost is underlaid by labor productivity and the wage rate. 5.The MacDougall study of comparative advantage hypothesized that in those industries in which U.S. labor productivity was relatively high, U.S. exports to the world should be lower than U.K. exports to the world, after adjusting for wage differentials.
Countries of the South Pacific have been very successful in enforcing strict environmental safeguards and have entered into regional environmental cooperation to combat creeping pollution
Indicate whether the statement is true or false
Patents may not be granted for changes in manufacturing processes, because those are purely commercial
a. True b. False Indicate whether the statement is true or false
One of the ways to formulate the Markowitz model is to:
a. maximize the variance of the portfolio subject to a constraint on the expected return of the portfolio. b. minimize the expected return of the portfolio subject to a constraint on variance. c. minimize the variance of the portfolio subject to a constraint on the expected return of the portfolio. d. minimize the expected return of the portfolio with no constraint on variance.