という論文をカッセル大学のJakob Palekが書いている。原題は「The Optimal Monetary and Fiscal Policy Mix in a Financially Heterogeneous Monetary Union」。 以下はその結論部。 This paper investigates the joint conduct of optimal monetary and fiscal policy in a currency union, when there is a country-specific wedge between the riskless interest rate and the borrowing rate. This spread is captured by the cost channel coefficient. We show