Prove that the number of permutations of at most m a's and at most n b's equals

Suppose that real interest rates increase across europe. this development will u.s. net capital outflow at all u.s. real interest rates. this causes the loanable funds to because net capital outflow is a component of that curve.

An insurance company estimates the probability of an earthquake in the next year to be 0.0015. the average damage done to a house by an earthquake it estimates to be $90,000. if the company offers earthquake insurance for $150, what is company`s expected value of the policy? hint: think, is it profitable for the insurance company or not? will they gain (positive expected value) or lose (negative expected value)? if the expected value is negative, remember to show "-" sign. no "+" sign needed for the positive expected value

During which of the following phases of the business cycle does the real gdp fall? a. trough b. expansion c. contraction d. peak