Externalities: A. are not reflected in market prices, so they can be a source of economic inefficiency. B. do become reflected in market prices, so they can be a source of economic inefficiency. C. are not reflected in market prices, so they do not adversely affect economic efficiency. D. do become reflected in market prices, so they do not adversely affect economic efficiency. E. may or may not become reflected in market prices, but do not have an impact on economic efficiency in either event.

Vintage fun reproduces oldminusfashioned style roller skates and skateboards. the annual production and sales of roller skates is 950 units, while 1,750 skateboards are produced and sold. the company has traditionally used direct labor hours to allocate its overhead to products. roller skates require 2.5 direct labor hours per unit, while skateboards require 1.25 direct labor hours per unit. the total estimated overhead for the period is $114,300. the company is looking at the possibility of changing to an activityminusbased costing system for its products. if the company used an activityminusbased costing system, it would have the following three activity cost pools: the overhead cost per skateboard using the traditional costing system would be closest to: a. $9.31. b. $65.31. c. $25.05. your answer is not correct.d.

Under t, the point (0,2) gets mapped to (3,0). t-1 (x,y) →

The answer here, x=7, is not in the interval that you selected in the previous part. what is wrong with the work shown above?