These features add complexity to the tax code, raise the cost of tax compliance, and reduce corporate-tax revenues. They also affect business decisions about what to invest in, how to finance investments, which form of business organization to adopt, and where to produce – reflecting sizeable differences in the effective tax rates behind these choices.
这些特征会增加税法的复杂性，增加依法纳税成本，减少公司税收入。它们还会影响企业投资何处、如何为投资融资、采取何种企业组织形式以及在何处生产的决策——这些决策的背后是有效税率的巨大差异。