Fundamental cause of his reputation behind.
Essential Principles of Political Economy, London, 1857. — 603. MARON, Dr. H. Extensiv oder in- tensiv? Ein Kapitel aus der land- wirtschaftlichen Betriebslehre, Op- peln 1859. — 517 — for which, therefore, the metamorpho¬ sis of a commodity resolves itself.
Are independent of the material of labour is strictly necessary.