The study of the larger world and the place of human society within it.

(finance) Request by a stockbroker or similar for the client to deposit more money in order to cover losses that have built up in open positions held on margin (rather than having been paid for in full).

The extra benefit received from a unit increase in the consumption of a good or service. It is calculated as the increase in total benefit divided by the increase in consumption.

(economics) The increase in cost that accompanies a unit increase in output; the partial derivative of the cost function with respect to output.

(statistics) An expression of the lack of precision in the results obtained from a sample. / An amount, beyond the calculated minimum, added for safety.

plural of marginal benefit

A note in the margin of a document.

(business) The amount of money which a business generates after deducting all expenses, including taxes; often expressed as the ratio net margin percent.

plural of margin call

(business) The difference between revenue and direct cost, often expressed as the ratio gross margin percent.