An orange grower has discovered a process for producing oranges that requires two inputs. the production function is q = min{2x1, x2}, where x1 and x2 are the amounts of inputs 1 and 2 that he uses. the prices of these two inputs are w1 = $5 and w2 = $2, respectively. the minimum cost of producing 140 units is therefore

a. $980.
b. $630.
c. $1,400.
d. $280.
e. $700.

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

Wang distributors has an annual demand for an airport metal detector of 1 comma 350 units. the cost of a typical detector to wang is $400. carrying cost is estimated to be 19% of the unit cost, and the ordering cost is $24 per order. if ping wang, the owner, orders in quantities of 300 or more, he can get a 10% discount on the cost of the detectors. should wang take the quantity discount? \

Danielle puts 8 percent of her paycheck in a 401(k) plan administered by her employer. danielle earns $55,000 per year and is in the 28 percent tax category. what annual tax savings does she get from her contribution? if her employer matches contributions on the first 5% of her salary dollar for dollar and the second 5% 50 cents on the dollar, how much will her employer put into her account this year?