Financial markets can support the transition to a more sustainable and fairer economy by influencing firms’ funding costs. To explore this mechanism, we study the extent to which investors respond to signals about the environmental or social benefits stemming from given projects or firms. We...

We propose a new interest rate rule that implements the optimal equilibrium and eliminates all indeterminacy in a canonical New Keynesian model in which the zero lower bound on nominal interest rates (ZLB) is binding. The rule commits to zero nominal interest rates for a length of time that...