Optimal Tax and Expenditure Policy with Aggregate Uncertainty

2014 ◽  
Vol 6 (1) ◽  
pp. 205-257 ◽  
Author(s):  
Felix J. Bierbrauer

We study optimal income taxation and public-goods provision under the assumption that the cross-section distributions of productive abilities or public-goods preferences are not known a priori. A conventional Mirrleesian treatment is shown to provoke manipulations of the policy mechanism by individuals with similar interests. The analysis therefore incorporates a requirement of coalition-proofness. The main result is that increased public-goods provision is associated with a more distortionary and a more redistributive tax system. With a conventional Mirrleesian treatment, the level of public-goods provision is not related to how distortionary or redistributive the tax system is. (JEL D82, H21, H23, H41)

2008 ◽  
Vol 06 (01) ◽  
pp. 11-22 ◽  
Author(s):  
GEORGES GRISO

In this paper, we study the asymptotic behavior of a structure made of curved rods of thickness 2δ when δ tends to 0. This study is carried on within the frame of linear elasticity by using the unfolding method. It is based on several decompositions of the structure displacements and on the passing to the limit in fixed domains. We show that any displacement of a structure is the sum of an elementary rods-structure displacement (e.r.s.d.) concerning the rods' cross sections and a residual one related to the deformation of the cross section. The e.r.s.d. coincides with rigid body displacements in the junctions. Any e.r.s.d. is given by two functions belonging to [Formula: see text] where [Formula: see text] is the skeleton structure (i.e. the set of rods with middle lines). One of this function [Formula: see text] is the skeleton displacement, the other [Formula: see text] gives the cross section rotation. We show that [Formula: see text] is the sum of an extensional displacement and an inextensional one. We establish a priori estimates and then, we characterize the unfolded limits of the rods-structure displacements. Eventually, we pass to the limit in the linearized elasticity system and using all results in [6], where on one hand, we obtain a variational problem that is satisfied by the limit extensional displacement, and on the other hand, a variational problem coupling the limit of inextensional displacement and the limit of the rod torsion angles.


2015 ◽  
Vol 56 (4) ◽  
pp. 1097-1117 ◽  
Author(s):  
Adrian Melia ◽  
Paul Docherty ◽  
Steve Easton

2009 ◽  
Vol 11 (02) ◽  
pp. 141-155
Author(s):  
TOSHIYUKI HIRAI

We study a public goods economy with a certain tax system to finance public goods provision. Each coalition is allowed to tax the complementary coalition when proposing a new allocation. Taxation is regulated by a public authority so as to satisfy certain restriction on the resulting allocation. We show that the core coincides with the set of nucleolus allocations defined in this economy. We also show that the core is nonempty under the usual convexity assumptions.


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