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The ‘neoclasses’ of economics: What economists actually know

The following are just some of the terms that have come to be associated with economics: elasticity, elasticity of demand, elasticities, marginal productivity, marginal efficiency, marginal costs, marginal profit, marginal rate, marginal utility, marginal rates, marginality, marginal prices, marginalis, marginal returns, marginalities, and marginal rate.The term elasticity has been used for a long time in