financial index investment in recent years did not cause massive bubbles in agricultural futures prices …

We extend the rational speculative bubbles literature to the frontier emerging stock markets. For this purpose, this … show strong evidence of rational speculative bubbles in the frontier emerging stock markets …

We develop a growth model with credit-fueled speculative asset bubbles. In our model, financial intermediaries (banks … collapses. As a consequence, excessively risky (or “toxic”) asset bubbles can emerge despite the fact that all agents are … bubble, a macroprudential tax against bubble speculation, or a macroprudential banking regulation …

three months. The results support the speculative nature of beta and the multiplier effect of speculation on demand shocks …

In this article, the author tracks developments in bitcoin trading and considers regulatory responses.Key Points:● 2017 … has witnessed a so-called bitcoin bubble, as entrepreneurs and professional investors rushed into the market to take a bet … on the upcoming cryptocurrency age. The price of a bitcoin exceeded $19,300 in December 2017, worth only $0.06 in July …