> Smith and Ricardo regarded nature as effectively infinite Clearly Smith was aware of constraints in nature: A mine of any kind may be said to be either fert

> Smith and Ricardo regarded nature as effectively infinite Clearly Smith was aware of constraints in nature: A mine of any kind may be said to be either fertile or barren, according as the quantity of mineral which can be brought from it by a certain quantity of labour is greater or less than what can be brought by an equal quantity from the greater part of other mines of the same kind. https://www.marxists.org/reference/archive/smith-adam/works/wealth-of-nations/book01/ch11b.htm https://www.marxists.org/reference/archive/smith-adam/works/...