to bid up meaning in English

哄抬的价钱, 哄抬

The stock of cultivable land in industrial countries is more or less fixed, so excess demand resulting from high farm prices and incomes will tend to bid up land rent .
工业国可耕地的数量或多或少是固定的，因此高的农场价格和农业高收入所造成的过度需求将会抬高地租。
It has urged the authorities to impose severe punishment on developers found violating building and other rules and joining hands with others to bid up property prices
此外，北京市消协敦促有关部门对违反房屋建筑等规定及哄抬房价的开发商予以重罚。
If optimists are willing to bid up the shares of some faddish stocks , and not enough courageous investors are willing to meet that demand by selling short , then optimists will set the price
如果市场多头愿意为某些热门的股票竟出高价，但没有那么多的投资者有勇气愿意卖空来满足多头的需求，这样多头最终就会把价格推高。