Ricardo's idea was even expanded to the case of continuum of goods by Dornbusch, Fischer, and Samuelson This formulation is employed for example by Matsuyama and others.
ricarDo's idea Was even ExpaNDEd tO tHe caSE of conTiNuum of gOODs by Dornbusch, fisCheR, And samuElson thIS fOrmUlAtIOn is emPlOyed FOR ExaMpLE by maTSuYamA And others.