European banks face prolonged energy exposure

``European banks appear to face greater long-term exposure to problems in the energy sector compared to U.S. banks, many of which have already shored up capital reserves for half of their energy debt portfolio. Numerous European banks have not yet seen their borrowers draw down much of the credit that has been allotted for them, or, even more perplexing to analysts and investors, aren't saying what their exposure to commodity-sensitive credit is, or what has already been committed.''