Marcel Lenoir (1913) found that the price of gold was the same in 1800 as in 1910, with a 2.8% increase from the mines of the world. Since 1970 gold has dramatically increased and yet inequality has grown dramatically and wages stagnated, while asset classes have exploded in value. Related?. Lenoir, Etude sur la Formation et le Mouvement des Prix, Paris, 1913.