In December 2017, two leading derivative exchanges, CBOE and CME, introduced the firstregulated Bitcoin futures. Our aim is estimating their impact on Bitcoin volatility and tradingvolume. Employing a new causal approach, C-ARIMA, we find that the CME future triggered anincrease in both...

The Italian civil war and the Nazi occupation of Italy occurred at a critical juncture, just before the birth of a new democracy. We study the impact of these traumatic events by exploiting geographic heterogeneity in the duration and intensity of civil war, and the persistence of the...

We compare single round vs runoff elections under plurality rule, allowing for partly endogenous party formation. Under runoff elections, the number of political candidates is larger, but the influence of extremist voters on equilibrium policy and hence policy volatility are smaller, because the...

It is argued that crises open up a window of opportunity to implement policies that otherwise would not have the necessary political backing. The argument goes that the political cost of deep reforms declines as crises unravel structural problems that need to be urgently rectified and the public...