It's because they're changing enforcement of the taxes and changing amounts of loopholes, so most countries have a tax rate of about a third, but corporations are paying less than a third of their profits to taxes.

是因为政府改变了征税的强制措施,并改进了征税中存在的漏洞,因此大多数国家的税率都在三分之一左右,但是公司实际支付的税额都少于,他们利润的三分之一

耶鲁公开课 - 金融市场课程节选

It's because they're changing enforcement of the taxes and changing amounts of loopholes, so most countries have a tax rate of about a third, but corporations are paying less than a third of their profits to taxes.

是因为政府改变了征税的强制措施,并改进了征税中存在的漏洞,因此大多数国家的税率都在三分之一左右,但是公司实际支付的税额都少于,他们利润的三分之一

耶鲁公开课 - 金融市场课程节选