By regulating the economy and competition, the government could ensure equal opportunity.
通过调控经济和控制市场竞争，政府可以确保机会平等。
2
Their new duties require new “macroprudential” policies: in essence, this means regulating banks with an eye on any dangers for the whole economy.
他们的新职责要求新的“总体审慎”政策，根本上说，即盯紧银行谨防对整个经济构成的任何危险。
3
But the ruling set an important precedent for treating carbon dioxide as a threat to human welfare, and opens the way to regulating it by tightening fuel-economy standards.