نتایج جستجو برای: the curvilinear flow past a circular
تعداد نتایج: 19676520 فیلتر نتایج به سال:
Policy makers in the United States often justify agricultural subsidies by stressing that agriculture is the engine of the rural economy. We use the increase in crop prices in the late 2000s to estimate the marginal effect of increased agricultural revenues on local economies in the U.S. Heartland. We find that $1 more in crop revenue generated 64¢ in personal income, with most going to farm pr...
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