The paper evaluates the quality of the German national accounting data (GDP and its use-side components) as measured by the magnitude and dispersion of the forecast/revision errors. It is demonstrated that government consumption series are the least reliable, whereas real GDP and real private...

This book gives an introduction to R to build up graphing, simulating and computing skills to enable one to see theoretical and statistical models in economics in a unified way. The great advantage of R is that it is free, extremely flexible and extensible. The book addresses the specific needs...

Recent global changes have placed regional integration at the centre of Africa’s political and economic agenda. This Atlas is both a driver and the result of strategic thinking on regional integration in West Africa. Containing maps, statistics and analyses, it describes the West African...