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Agriculture is unique with respect to the importance of weather variability on output and profits. Irrigation has long been recognized as a means of increasing yields and profits in the arid west, and recently interest in investments in supplemental irrigation in humid areas has accelerated (Brown and Skinner; Hewitt et al.; Levins; Clouser et al., Worm et al.; Schoney and Massie).
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Boggess et al. (1983) studied this question.
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