(, l,).
(MRP) , : MRP = MR*MP, MP ; MR , .
, MR=). (MRP ) ( VRP ): MRP = VRP = *MP.
MR (), : MRP< VRP.
, MRP.
MRP = VRP, , 䒺 . ³䒺 , ( ) , (. ).
() () .
, , ( MRP VMP, . ).
, . (MRC ). , (MRP) (MR), . , :
MRP = MR ( MR=M).
, . ˳ MRC (. ).
() ().
, - ( = S = AFC , . ).
, , , - , . (MRP), ' , ( ARC), (. ):
MRCa > Pa (=ARCa).