Value at Risk (VaR) is a measure of the maximum potential change in value of a portfolio of financial assets with a given probability over a given time horizon. VaR became a key measure of market risk since the Basle Committee stated that banks should be able to cover losses on their trading portfolios over
An essential facility produces “access,” an essential input used by a competitive downstream industry. The access charge is regulated. The essential facility can vertically integrate into the downstream segment and sabotage rivals increasing their costs. We systematically study the vertical integration decision and the optimal level of sabotage. Contrary to most of the literature, we