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  2. No such thing as a free lunch - Wikipedia

    en.wikipedia.org/wiki/No_such_thing_as_a_free_lunch

    TANSTAAFL: a plan for a new economic world order. (Pierre Dos Utt, 1949) The earliest known occurrence of the full phrase (except for the "a"), in the form "There ain't no such thing as free lunch", appears as the punchline of a joke related in an article in the El Paso Herald-Post of June 27, 1938 (and other Scripps-Howard newspapers about the same time), entitled "Economics in Eight Words".

  3. Gratis versus libre - Wikipedia

    en.wikipedia.org/wiki/Gratis_versus_libre

    Thus, "free software" is a matter of liberty, not price. To understand the concept, you should think of "free" as in "free speech," not as in "free beer". We sometimes call it "libre software," borrowing the French or Spanish word for "free" as in freedom, to show we do not mean the software is gratis. —

  4. Sunk cost - Wikipedia

    en.wikipedia.org/wiki/Sunk_cost

    Sunk cost. In economics and business decision-making, a sunk cost (also known as retrospective cost) is a cost that has already been incurred and cannot be recovered. [ 1][ 2] Sunk costs are contrasted with prospective costs, which are future costs that may be avoided if action is taken. [ 3] In other words, a sunk cost is a sum paid in the ...

  5. Free cash flow - Wikipedia

    en.wikipedia.org/wiki/Free_cash_flow

    Free cash flow. In financial accounting, free cash flow ( FCF) or free cash flow to firm ( FCFF) is the amount by which a business's operating cash flow exceeds its working capital needs and expenditures on fixed assets (known as capital expenditures ). [ 1] It is that portion of cash flow that can be extracted from a company and distributed to ...

  6. Transaction cost - Wikipedia

    en.wikipedia.org/wiki/Transaction_cost

    Definition. Williamson defines transaction costs as a cost innate in running an economic system of companies, comprising the total costs of making a transaction, including the cost of planning, deciding, changing plans, resolving disputes, and after-sales. [ 6] According to Williamson, the determinants of transaction costs are frequency ...

  7. Free market - Wikipedia

    en.wikipedia.org/wiki/Free_market

    In economics, a free market is an economic system in which the prices of goods and services are determined by supply and demand expressed by sellers and buyers. Such markets, as modeled, operate without the intervention of government or any other external authority. Proponents of the free market as a normative ideal contrast it with a regulated ...

  8. Total cost - Wikipedia

    en.wikipedia.org/wiki/Total_cost

    The marginal cost can also be calculated by finding the derivative of total cost or variable cost. Either of these derivatives work because the total cost includes variable cost and fixed cost, but fixed cost is a constant with a derivative of 0. The total cost of producing a specific level of output is the cost of all the factors of production.

  9. Opportunity cost - Wikipedia

    en.wikipedia.org/wiki/Opportunity_cost

    Opportunity cost is the concept of ensuring efficient use of scarce resources, [ 25] a concept that is central to health economics. The massive increase in the need for intensive care has largely limited and exacerbated the department's ability to address routine health problems.