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Increased venous return leads to increased cardiac output because of the increase in end-systolic volume.
Price Taker
An individual or company that must accept prevailing prices in the market, having no influence over them.
Perfect Competition
A market structure characterized by a large number of small firms, a homogeneous product, and very easy entry and exit, leading to firms being price takers.
Natural Monopoly
A market condition where a single firm can supply a product or service at a lower cost than two or more firms, due to economies of scale.
Economies of Scale
The cost advantages that enterprises obtain due to size, output, or scale of operation, with cost per unit of output generally decreasing with increasing scale.
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