TY - BOOK AU - Grubert,Harry AU - Slemrod,Joel ED - National Bureau of Economic Research. TI - The Effect of Taxes on Investment and Income Shifting to Puerto Rico T2 - NBER working paper series PY - 1994/// CY - Cambridge, Mass. PB - National Bureau of Economic Research N1 - September 1994; Hardcopy version available to institutional subscribers N2 - The income of Puerto Rican affiliates of U.S. corporations is essentially untaxed by either Puerto Rico or the U.S. This lowers the tax penalty on real investment there, and also makes it attractive to shift reported taxable income from the U.S. parent corporation to the Puerto Rican affiliate. Because the ability to shift income is affected by the presence of real operations, the true marginal effective tax rate on investment in Puerto Rico depends on the income shifting opportunities UR - https://www.nber.org/papers/w4869 UR - http://dx.doi.org/10.3386/w4869 ER -