这一“工资溢价”反映的是工人所获得的薪酬要比其能力所应得的多出多少。 The underside Line Call options are economic contracts that give the option purchaser the correct but not the obligation to order a inventory, bond, commodity, or other asset or instrument at a specified price inside of a certain interval. The inventory, bond, or commodity is called the underlying asset. https://samamoo.com/category/business/investing/option-trading