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Xavier Ruiz del Portal

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Personal Details

First Name:Xavier
Middle Name:
Last Name:Ruiz del Portal
RePEc Short-ID:pru149
[This author has chosen not to make the email address public]
Lleida, Spain

: 973 70 33 41
973 70 33 00
Campus de Cappont, C. de Jaume II, 73, 25001 Lleida
RePEc:edi:deudles (more details at EDIRC)
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  1. X. Ruiz del Portal, 2017. "Optimal mixed taxation, public goods and the problem of high-skilled emigration," Journal of Economics, Springer, vol. 122(2), pages 97-119, October.
  2. X. Ruiz del Portal, 2017. "Erratum to: Optimal mixed taxation, public goods and the problem of high-skilled emigration," Journal of Economics, Springer, vol. 122(2), pages 197-197, October.
  3. X. Ruiz del Portal, 2012. "Conditions for incentive compatibility in models with multidimensional allocation functions and one-dimensional types," Review of Economic Design, Springer;Society for Economic Design, vol. 16(4), pages 311-321, December.
  4. X. Ruiz del Portal, 2012. "On the Direct Versus Indirect Taxation Controversy," Hacienda Pública Española, IEF, vol. 203(4), pages 9-22, December.
  5. Ruiz del Portal, X., 2012. "On the implementability of contracts without quasilinear utility," Economics Letters, Elsevier, vol. 116(1), pages 42-45.
  6. X. Ruiz del Portal, 2011. "Agency problems with non-smooth decision profiles: the case of monopoly under product quality," SERIEs: Journal of the Spanish Economic Association, Springer;Spanish Economic Association, vol. 2(1), pages 121-137, March.
  7. Ruiz del Portal, X., 2010. "On the qualitative properties of the optimal income tax," Mathematical Social Sciences, Elsevier, vol. 59(3), pages 288-298, May.
  8. Ruiz del Portal, X., 2009. "A general principal-agent setting with non-differentiable mechanisms: Some examples," Mathematical Social Sciences, Elsevier, vol. 57(2), pages 262-278, March.
  9. Ruiz del Portal, X., 2008. "Is the optimal income tax regressive?," Economics Letters, Elsevier, vol. 100(3), pages 402-404, September.
  10. X. RUIZ del PORTAL, 2007. "The Problem of Optimum Income Taxation: A Remark on Its Monotonicity Constraint," Journal of Public Economic Theory, Association for Public Economic Theory, vol. 9(2), pages 265-283, April.

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