the elasticity of demand

基本解释

It is called the elasticity of demand.
这就是所谓的需求弹性。
Consider the elasticity of demand for three different goods: gasoline, diamonds, and food.
考虑汽油、钻石与食物这三种物品的需求弹性。
We would expect the elasticity of demand for diamonds to be very high(elastic). Give at least o reasons why.
我们预期钻石的需求弹性非常高，请以两个理由说明之，为何会如此？

Export-led growth works well in a world where the price elasticity of demand for the exported goods is effectively infinite, where any decrease in costs will always lead to an expansion in sales.
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The price elasticity of demand is such that if prices rose by 10%, volume only falls by 4%.
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In response, several bloggers have argued that these elasticities are underestimated, pointing to the unreliability of estimates of long-run price elasticity of oil demand in general and to other literature with higher estimates than the IMF study.
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