posted by Carol .
The marginal rate of technical substitution
A. Determines the rate at which a producer can substitute between two inputs in order to increase one additional unit of output
B. Is the absolute value of the slope of the isoquant
C. Is the absolute value of marginal revenue
D. Is constant along the isoquant curve
Do a little research, and then take a shot. What do you think?
Hint: read up on isoquant curves.