What is the total product of an input ?
Total product\xa0is the overall quantity of\xa0output\xa0that a firm produces, usually specified in relation to a variable\xa0input.\xa0Total product\xa0is the starting point for the analysis of short-run\xa0production. It indicates how much\xa0output\xa0a firm can produce according to the law of diminishing marginal returns.\xa0The\xa0marginal product of an input, say labour, is defined as the extra\xa0output\xa0that results from adding one unit of the\xa0input\xa0to the existing combination of productive factors.
Total product refers to total quantity of goods produced by a firm during a given period of time with given number of inputs.