This book presents a number of recent developments in demand analysis. These include new, simple data-analytic techniques for analysing consumption data; new tests based on computer simulations for hypothesis testing; new methodological results on how to estimate demand equations; innovative applications to alcohol demand; extensions of the system-wide framework to analyse the effects of advertising on consumption; novel approaches to forecasting consumption patterns; and new theoretical results on aggregation of demand systems over consumers. All these innovations are extensively illustrated...