What is the theory that government spending and tax cuts can raise demand called?

Anew equipment has been proposed by engineers to increase the productivity of a certain manual welding operation. the investment cost is $25,000, and the equipment will have a market value of $5,000 at the end of a study period of five years. increased productivity attributable to the equipment will amount to $10,000 per year after operating costs have been subtracted from the revenue generated by the additional production. if marr is 10%, is investing in this equipment feasible? use annual worth method.

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

(a) what was the opportunity cost of non-gm food for many buyers before 2008? (b) why did they prefer the alternative? (c) what was the opportunity cost in 2008? (d) why did it change?