Theory predicts that optimal effective corporation tax rates will be negatively related to industry specific sunk costs, and hence industry concentration. Governments should tax industries with monopolistic power softly. Evidence suggests that this Schumpeterian (1942) principle of corporate...

Using brand-level retail data, the firm size distribution in carbonated soft drinks is shown to be an outcome of the degree to which firms have placed brands effectively (store coverage) across vertical (flavour, packaging, diet attributes) segments of the market. Regularity of the firm size...