I am unable to think of any critical, complex human activity that could be safely reduced to a simple summary equation.

Perhaps the greatest challenge for the resolution of a systemic global bank is the possibility that public or private actors in different countries might take local actions that would cause the overall resolution to spin out of control.

Regulatory changes have forced banks to closely examine their liquidity planning and to internalize the costs of liquidity provision. The costs of committed liquidity facilities will be passed on to clearing members. These costs are perhaps highest in clearing Treasury securities, where liquidity needs can be especially large.

The financial crisis and the Great Recession posed the most significant macroeconomic challenges for the United States in a half-century, leaving behind high unemployment and below-target inflation and calling for highly accommodative monetary policies.

We must give less money to these provinces, like my own province of Quebec, and give them the right incentive to develop their own natural resources and their economy.

We need to ensure our men and women in uniform are equipped with the very best money can buy. We also have to make sure critical military technologies are developed in America and that the U.S. defense manufacturing base remains healthy and strong.

A rule against paid fast lanes would encourage additional capacity; a rule permitting paid fast lanes would simply encourage cable companies to create congested slow lanes on the Internet so they could make money by selling fast lanes to big companies.

A startup job is an investment, after all: Venture capitalists may wager money, but you're staking something more precious - your time. And unlike VCs, you can't spread your risk by betting on a bunch of companies at once. Start with TAM. That's 'total addressable market,' and if it's not big enough, there's no point in talking.