We characterise optimal fiscal policies in a Real Business Cycle model when the government has access to consumption taxation but cannot credibly commit to future policies. Contrary to the case where only labour and capital income are taxed, the optimal time-consistent policies are remarkably...

This paper presents a simple macroeconomic model where government spending affects aggregate demand directly and indirectly, through an expectational channel. Prices are fully flexible and the model is static, so intertemporal issues play no role. There are three important elements in the model:...

Export led growth has been very effective in modernising China’s economy and establishing a large high-saving middle class. Notwithstanding political opposition from trading partners, this growth strategy has also offered the rest of the world improved terms of trade in both product and...

China’s size limits its capacity to source further growth from exports and so the inevitable turn inward is in progress, as suggested by declining gross flows on its balance of payments relative to its GDP. Thus far, key home policy drivers have been fiscal expansion and public investment,...

This lecture deals not with the causes of the world financial crisis nor how to forecast or avoid one in the future, nor how to revive the financial sector, but rather with the crucial emergency "ambulance" policy of fiscal stimulus. What are the main effects of stimuli policies, and, in...