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Xavier Ruiz del Portal

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This is information that was supplied by Xavier Ruiz del Portal in registering through RePEc. If you are Xavier Ruiz del Portal , you may change this information at the RePEc Author Service. Or if you are not registered and would like to be listed as well, register at the RePEc Author Service. When you register or update your RePEc registration, you may identify the papers and articles you have authored.

Personal Details

First Name: Xavier
Middle Name:
Last Name: Ruiz del Portal
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RePEc Short-ID: pru149

Email: [This author has chosen not to make the email address public]
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Affiliation

Departament d'Economia Aplicada
Universitat de Lleida
Location: Lleida, Spain
Homepage: http://web.udl.es/dept/econap/
Email:
Phone: 973 70 33 41
Fax: 973 70 33 00
Postal: Campus de Cappont, C. de Jaume II, 73, 25001 Lleida
Handle: RePEc:edi:deudles (more details at EDIRC)

Works

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Articles

  1. Ruiz del Portal, X., 2012. "On the implementability of contracts without quasilinear utility," Economics Letters, Elsevier, vol. 116(1), pages 42-45.
  2. X. Ruiz del Portal, 2012. "Conditions for incentive compatibility in models with multidimensional allocation functions and one-dimensional types," Review of Economic Design, Springer, vol. 16(4), pages 311-321, December.
  3. X. Ruiz del Portal, 2012. "On the Direct Versus Indirect Taxation Controversy," Hacienda Pública Española, IEF, vol. 203(4), pages 9-22, December.
  4. X. Ruiz del Portal, 2011. "Agency problems with non-smooth decision profiles: the case of monopoly under product quality," SERIEs, Spanish Economic Association, vol. 2(1), pages 121-137, March.
  5. 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.
  6. 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.
  7. Ruiz del Portal, X., 2008. "Is the optimal income tax regressive?," Economics Letters, Elsevier, vol. 100(3), pages 402-404, September.
  8. 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, 04.
  9. Xabier Ruiz del Portal, 2005. "A Technical Remark on the Problem of the Optimum income taxation," Economic Analysis Working Papers (EAWP), Colexio de Economistas de A Coruña, Spain and Fundación Una Galicia Moderna, vol. 4, pages 1-23, May.

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