Studies of Various Plants Have Shown That at Low Elevations

question 46

Multiple Choice

Studies of various plants have shown that at low elevations, neighboring plants tend to affect the focal plant negatively, but in more stressful environments at those same elevations, they tend to affect the focal plant positively. This result is most consistent with the assumptions of

• A) the standard intermediate disturbance hypothesis.
• B) Huston's dynamic equilibrium model.
• C) Hacker and Gaines's extension of the intermediate disturbance hypothesis.
• D) the Menge-Sutherland model.

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Costs that change in proportion to the goods or services that a business produces, such as materials and labor.

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The costs, both explicit and implicit, of all the resources used by the firm. Total cost includes a normal rate of return for the firm’s equity capital.

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