Cost correlates with computing power , and providers are coy about how fast any given vps is , leaving the purchaser to test to find the right level .
价格同计算能力是相关的，vps提供者都对其vps计算速度含糊其辞，让购买者自己测试出它的真实能力。
According to the new law , the controls will apply to " purchases of land or other real estate property , vehicles , securities and stocks , if their amount exceeds the income of the purchaser and his or her spouse for the three years immediately preceding the transaction . "
Similarly a country that is the primary purchaser of a product -- in economic jargon has monopsony power -- may be able to benefit by driving a hard bargain with the sellers and imposing an unduly low price on them . One way to do so is to impose a tariff on the import of the product .
