Translation: Banks can't make risky bets with their own money.
Venture capital funds exist to make risky bets.
Traders have been reluctant to make risky moves recently in the absence of economic data.
Some patients are so fearful that they make risky decisions about their health.
Togetherness is next to "Torontoness" it seems, especially when you have to make risky business leaps.
Asset purchases helped recapitalise ailing banks, he reckons, and higher asset values have dampened the incentive to make risky bets.
Politicians make risky partners, especially if their priorities aren't profits but national finances, which in Mongolia's case are generally thin.
Much of this is because it helped make risky spots financially viable to build on, Mr Michel-Kerjan says.
The size of the credit market is smaller today because banks will no longer make risky loans to marginal borrowers.
Another challenge for the United States is reassuring allied nations that the Obama administration will not make risky concessions.
Supporters of the rule argue that banks should not make risky wagers while enjoying the backstop of government deposit insurance.
