JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD MBA 2020 BUSINESS ECONOMICS Previous Question Paper (October/November-2020 - R19)

Opportunity cost is the value of the next best alternative that is foregone when a specific choice is made. Since resources such as land, labor, and capital are scarce, choosing one option necessitates giving up the benefits of another. For example, if a firm allocates its budget to advertising, the opportunity cost is the potential production capacity or research and development it could have funded instead. It is a fundamental concept in decision-making, ensuring that the true cost of an action includes not just explicit monetary outlays, but also the implicit costs of lost opportunities.

Marginalism refers to the process of evaluating the impact of small, incremental changes in variables such as production, consumption, or investment. Rather than focusing on total averages, marginal analysis examines the marginal benefit (the additional gain from one more unit) and the marginal cost (the additional expense of one more unit). Rational decision-making occurs where marginal benefit equals marginal cost, as this point maximizes net utility or profit. For instance, a business will continue to increase production as long as the revenue generated by the last unit produced exceeds the cost of producing that specific unit.