The Labor Theory of Value and the Problem of Joint Production

The labor theory of value has been rejected by Morishima on the grounds that it would be incompatible with joint production, which create negative values. This article starts recalling various definitions as well way they relate to real world. For Morishima, is a particular case Sraffa’s production prices; recalled in treatment occurrence multipliers and therefore quantities comes from construction standard commodity. extends this demonstration values but shows his example giving absurd. Finally, using method initially developed statisticians deal simple matrix calculations, demonstrated perfectly possible obtain positive theoretical realistic model production.