Amanager buys three shares of stock today, and then sells one of those shares each year for the next 3 years. his actions and the price history of the stock are summarized below. the stock pays no dividends. col1 time 0 1 2 3col2 price 145 175 175 175 col3 action buy 3 shares sell 1 share sell 1 share sell 1 sharea. calculate the time-weighted geometric average return on this portfolio. (do not round intermediate calculations. round your answer to 2 decimal places.)

b. calculate the time-weighted arithmetic average return on this portfolio. (do not round intermediate calculations. round your answer to 2 decimal places.)

c. calculate the dollar-weighted average return on this portfolio. (do not round intermediate calculations. round your answer to 2 decimal places.)

How does your household gain from specialization and comparative advantage? (what is produced, what is not produced yet paid to a specialist to produce? )

Profits from using currency options and futures.on july 2, the two-month futures rate of the mexican peso contained a 2 percent discount (unannualized). there was a call option on pesos with an exercise price that was equal to the spot rate. there was also a put option on pesos with an exercise price equal to the spot rate. the premium on each of these options was 3 percent of the spot rate at that time. on september 2, the option expired. go to the oanda.com website (or any site that has foreign exchange rate quotations) and determine the direct quote of the mexican peso. you exercised the option on this date if it was feasible to do so. a. what was your net profit per unit if you had purchased the call option? b. what was your net profit per unit if you had purchased the put option? c. what was your net profit per unit if you had purchased a futures contract on july 2 that had a settlement date of september 2? d. what was your net profit per unit if you sold a futures contract on july 2 that had a settlement date of september 2

Suppose farmer lane grows and sells cotton in a perfectly competitive industry. the market price of cotton is $1.64 per kilogram, and his marginal cost of production is $1.44 per kilogram, which increases with output. assume farmer lane is currently earning a profit. can farmer lane do anything to increase his profit in the short run? farmer lane: a. cannot do anything to increase his profit. b. may or may not be able to increase his profit. c. can increase his profit by raising his price. d. can increase his profit by producing more output. e. can increase his profit by shutting down.