Stephen Williamsonが引用したEconomicDynamicsのルーカスインタビューが面白い(H/T Economist's View)。 以下はその中のミクロ的基礎付けに関する話。 ED: If the economy is currently in an unusual state, do micro-foundations still have a role to play? RL: "Micro-foundations"? We know we can write down internally consistent equilibrium models where people have risk aversion parameters of 200 or where a 20% decrease in the monetary base results in a