Market power.
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The Lerner Index Calculator is a precise tool designed to quantify a firm's market power and assess its pricing effectiveness. By inputting the firm's market price and its marginal cost, the calculator computes the Lerner Index, which measures the firm's ability to set prices above marginal cost. This index ranges from 0 for perfect competition to 1 for a pure monopoly, offering a clear indicator of market competitiveness. Ideal for economists, market analysts, business strategists, and regulators, this tool provides critical insights into market structure, aids in competitive analysis, and supports informed decision-making regarding pricing strategies and anti-trust policies.