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Market Power in the Spanish Electricity Auction
(University of the Basque Country, Department of Foundations of Economic Analysis II, 2005)
We use hourly bid data from the Spanish day-ahead electricity auction to obtain a lower bound measure of generators' market power. Our method is not based on cost estimates but rather on the different behavior of strategic ...
Should Fiscal Policy be different in a Non-Competitive Framework?
(University of the Basque Country, Department of Foundations of Economic Analysis II, 2002-07)
This paper studies if imperfections in the labor market justify a different fiscal policy. We present a dynamic general equilibrium model with a Ramsey planner deciding about public spending, labor taxes and debt. Two ...
Optimal Minimum Wage in a Competitive Economy: an Alternative Modelling Approach
(University of the Basque Country, Department of Foundations of Economic Analysis II, 2004)
This paper analyzes whether a minimum wage can be an optimal redistribution policy when distorting taxes and lump-sum transfers are also available in a competitive economy. We build a static general equilibrium model with ...
Optimal fiscal policy in a multisector model with minimum expenditure requirements
(University of the Basque Country, Department of Foundations of Economic Analysis II, 2007-03)
This paper investigates optimal fiscal policy in a static multisector model. A Ramsey type planner chooses tax rates on each good type as well as spending levels on each good type subject to an exogenous total expenditure ...
Second-best tax policy in a growing economy with externalities
(University of the Basque Country, Department of Foundations of Economic Analysis II, 2006-10)
This paper investigates the exploitation of environmental resources in a growing economy within a second-best scal policy framework. Agents derive utility from two types of consumption goods one which relies on an ...
Optimal Fiscal Policy with Rationing in the Labor Market
(University of the Basque Country, Department of Foundations of Economic Analysis II, 2002-07)
This paper characterizes the optimal fiscal policy when it is assumed that there exists a minimum wage below which no worker can be hired. The rigidity due to the minimum wage legislation can lead to equilibria in which ...
Inequality for Wage Earners and Self-Employed: Evidence from Panel Data
(University of the Basque Country, Department of Foundations of Economic Analysis II, 2007-03)
In this paper we study the evolution of income inequality for employees and self-employed workers. We highlight the importance of separately analyze these different sources of income to gain a broader understanding of ...
The Black Box of Mutual Fund Fees
(University of the Basque Country, Department of Foundations of Economic Analysis II, 2004)
This paper re-examines the determinants of mutual fund fees paid by mutual fund shareholders for management costs and other expenses. There are two novelties with respect to previous studies. First, each type of fee is ...
Understanding the ex-ante cost of liquidity in the limit order book: A note
(University of the Basque Country, Department of Foundations of Economic Analysis II, 2002-01)
This paper estimates a new measure of liquidity costs in a market driven by orders. It represents thecost of simultaneously buying and selling a given amount of shares, and it is given by a single measure of ex-ante liquidity ...
Asset pricing and systematic liquidity risk: an empirical investigation of the Spanish stock market
(University of the Basque Country, Department of Foundations of Economic Analysis II, 2002)
Systematic liquidity shocks should affect the optimal behavior of agents in financial
markets. Indeed, fluctuations in various measures of liquidity are significantly
correlated across common stocks. Accordingly, this ...