Thomas Malthus believed that higher population growth allows economies to take advantage of economies of scale. larger populations experience greater innovation because they have more scientists and inventors. higher population growth depresses the steady-state amount of capital per worker. larger populations put a strain on an economy's food-producing capacity.

Security a has a higher standard deviation of returns than security b. we would expect that: (i) security a would have a risk premium equal to security b. (ii) the likely range of returns for security a in any given year would be higher than the likely range of returns for security b. (iii) the sharpe ratio of a will be higher than the sharpe ratio of b. (a) i only (b) i and ii only (c) ii and iii only (d) i, ii and iii

In a perfectly competitive market, the long-run market supply curve tends to be horizontal or nearly so. what is another way to state this fact? (a) market supply is much more elastic in the long run than the short run. (b) in the long run, average total cost is minimized. (c) in the long run, price equals marginal cost. (d) market supply is much less elastic in the long run than the short run.

Fabian got into an accident on his way to work. he had multiple fractures in his leg. his doctor advised strict bed rest for at least three months.fabian is a freelance wildlife photographer who usually works on a contract basis, and this is his primary source of income. before the accident, fabian was planning his finances. which goal of his financial plan would fabian in getting through without pay for the next three months? the goal that requires the creation of a/an would fabian get through the next three months without pay.