Firm A can produce a unit of output with 10 hours of labor and 5 ...

[Davideckstein7]

Firm A can produce a unit of output with 10 hours of labor and 5 units of material. Firm B can produce a unit of output with 5 hours of labor and 10 units of material.
 
  Firm C can produce a unit of output with 10 hours of labor and 10 units of material. If the prices of labor and material are 10 per hour and 5 per unit, respectively, which of these firms is the most technologically efficient? A) firm A only
  B) firm B only
  C) firm C only
  D) Firms A and B could both be technologically efficient.

Question 2

The schedules in the table give the marginal social benefit and marginal social cost of a DVD. If the marginal cost of producing a DVD increases by 4, then the efficient number of DVDs is ________ a week.
 
  A) 1
  B) 2
  C) 5
  D) 4

[mcinincha279]

Answer to Question 1

D

Answer to Question 2

B

[Davideckstein7]

Excellent

[parker125]

Gracias!