Why do social scientists give less and less attention to policies and policy-making as a specific domain for inquiry while they use empirical contexts of policies and policy-making as empirical data sources and tests of broader theories about society and politics? The paper relies on the...

When countries decide to coordinate and form a coalition, an outsider country can take advantage of the situation and gain more than an insider, hence creating a free-rider problem that could threaten the stability of the coalition. But as far as the Euro zone is concerned, the emphasis put on...

This paper considers the impact of macroeconomic fluctuations on the optimal level of public debt. Households are subject to both aggregate and idiosyncratic risk and insurance market imperfectness prevents them from from fully insuring against risk. We find that the optimal level of public debt...

We extend the model of Leith and Wren-Lewis (2000) to the case of a monetary union. Within a two-country dynamic model with wealth private behaviours, we study the implications of stabilising public debt on monetary and fiscal policies. The model is a macroeconomic version of the Fiscal Theory...

According to the fiscal theory of the price level (FTPL), the interactions between monetary and fiscal policies with governments facing the possibility to act in a non-Ricardian manner make the general price level be fully determined. Here, depending on the expectations framework, we show to...

The 2007-2009 financial crisis was caused by financial markets’ greed and instability and led to a strong rise public debts and deficits in advanced economies. Financial markets and international institutions advocate a “fiscal exit strategy” through rapid cuts in public deficits and debts...