An inframarginal positive externality _____. a. requires ...

[faduma]

An inframarginal positive externality _____.
 
  a. requires subsidization to reach an optimal level of output
  b. requires regulation to reach an optimal level of output
  c. requires corrective taxation to reach an optimal level of output
   d. requires no action because the optimal level of output has been reached

Question 2

If MPK = 3, and MRTS = -4 what is MPL?
 
  A) 12
  B) -12
  C) 4/3
  D) -4/3

[Kaytorgator]

Answer to Question 1

d

Answer to Question 2

A

[faduma]

Thanks for the timely response, appreciate it

[jojobee318]

YES! Correct, THANKS for helping me on my review