The general model for calculating a price variance is: a. actual quantity of inputs x (actual price - standard price).b. standard price x (actual quantity of inputs - standard quantity allowed for output).c. (actual quantity of inputs at actual price) - (standard quantity allowed for output at standard price).d. actual price x (actual quantity of inputs - standard quantity allowed for output).

Alaska king crab fishing in the 1960s and '70s was a dangerous but rich fishery. boats from as far away as california and japan braved the treacherous gulf of alaska crossing to reach the abundant king crab beds in cook inlet and bristol bay. suddenly, in the early 1980s, the fishery crashed due to over fishing. all crabbing in those areas ended. to this day, there is no crabbing in bristol bay or cook inlet. a. how would an economist explain the decline of the alaska king crab fishery