For price is everywhere regulated by the return obtained by this last portion of capital, for which no rent whatever is paid.
David RicardoThe demand for money is regulated entirely by its value, and its value by its quantity.
David RicardoThe opinions that the price of commodities depends solely on the proportion of supply and demand, or demand to supply, has become almost an axiom in political economy, and has been the source of much error in that science.
David RicardoThere can be no greater error then in supposing that capital is increased by non-consumption.
David Ricardo