Three years
kaletra and combivir The Fed also has a broader regulatory mandate to maintain financial stability and tamp down risk in the markets. To be candid, it doesn't really know how to achieve these objectives, but it experiments with different approaches. It is particularly enamored of a method that it learned from its friends in Europe, whereby the Fed can override private companies' sound decisions if they run afoul of the Fed's grand design for the whole financial system.