The slope of Production possibilities frontier measures the marginal cost of producing one good relative to the marginal cost of producing the other. MRSEC=Pc/Pr PC=MCc PF=MCE ▣MRTFC=△F/△C=(/Pr)/Pc)=Pc/Pr=MRSFC=MCc/MCE Note:MRT of Clothing for Food  The slope of Production possibilities frontier measures the marginal cost of producing one good relative to the marginal cost of producing the other.  MRSFC= PC/PF PC =MCC PF =MCF  MRTFC=△F/△C = (I/PF )/(I/PC)= PC/PF =MRSFC =MCC/MCF Note: MRT of Clothing for Food