Regarding states and state-like entities as producers and taxation as a price, this paper connects the thoroughly studied impacts of the market structures in microeconomics to the controversial Laffer curve, suggesting that the outcome of the “taxation market” depends also on competition. By...

Using a Cournot oligopoly model with an endogenous number of firms and evasion of indirect taxes, this paper shows that more intense competition may have the negative side-effect of eroding tax revenues by increasing tax evasion. This will be the case if market entry costs decrease. A similar...