Why must real options have positive value? (select all the choices that apply.)
a. real options must have positive value because they are only exercised when doing so would increase the value of the investment.
b. if exercising the real option would reduce value, managers can allow the option to go unexercised.
c. real options must have positive value because they can always be sold to recover the initial investment.
d. having the real option but not the obligation to act is valuable.

You wish to buy a cabin in 15 years. today, the cabin costs $150,000. you believe the price of the cabin will inflate at 4% annually. you want to invest a single amount of money (lump sum) today and have the money grow to equal the future purchase price of the cabin 15 years from now. if you can earn 10% annually on your investments, how much do you need to invest now, in order to be able to purchase the cabin?

The following accounts are denominated in pesos as of december 31, 2015. for reporting purposes, these amounts need to be stated in u.s. dollars. for each balance, indicate the exchange rate that would be used if a translation is made under the current rate method. then, again for each account, provide the exchange rate that would be necessary if a remeasurement is being made using the temporal method. the company was started in 2000. the buildings were acquired in 2002 and the patents in 2003. (round your answers to 2 decimal places.) exchange rates for 1 peso are as follows: 2000 1 peso = $ 0.28 2002 1 = 0.26 2003 1 = 0.25 january 1, 2015 1 = 0.24 april 1, 2015 1 = 0.23 july 1, 2015 1 = 0.22 october 1, 2015 1 = 0.20 december 31, 2015 1 = 0.16 average for 2015 1 = 0.19

By 2020, automobile market analysts expect that the demand for electric autos will increase as buyers become more familiar with the technology. however, the costs of producing electric autos may increase because of higher costs for inputs (e.g., rare earth elements), or they may decrease as the manufacturers learn better assembly methods (i.e., learning by doing). what is the expected impact of these changes on the equilibrium price and quantity for electric autos?