We present a dynamic Rational Expectations (RE) bubble model of prices with the intention to evaluate it on optimal investment strategies applied to Bitcoin. Our bubble model is defined as a geometric Brownian motion combined with separate crash (and rally) discrete jump distributions associated...

This paper highlights exchange-traded funds (ETF) purchases conducted by the Bank of Japan under Quantitative and Qualitative Monetary Easing with Yield Curve Control. The policy to indirectly purchase stocks is unprecedented in terms of the scale and duration among major central banks. The...

The long-run relationship between money and prices in the euro area embedded in traditional money demand models with income and interest rates broke down after 2001. We develop an money demand model where investors hold a diversified portfolio with money, domestic and foreign stocks and...

This paper explores the impacts on an economy of a central bank changing the size and composition of its balance sheet. One of the ways in which such asset purchases could influence prices and demand is via portfolio balance effects. We develop and calibrate a simple OLG model in which...