There has been a marked increase in the number and size of American firms swallowed up by foreign companies because the U.S. is not a good tax location for multinational headquarters.

• 被国外公司吞并的美国公司在数量和规模上都有显著的增加，这是因为从税收方面考虑美国并不是一个理想的跨国公司总部所在地。