Euromonitor International projects a global economic expansion surpassing $80 trillion in 2018, driven primarily by emerging markets, despite ongoing risks such as a slowdown in China and Brexit uncertainties. The report highlights the emergence of the U.S. and China as leaders in disposable income growth, while noting improvements in business environments in countries like India and Nigeria. Challenges persist, including low productivity growth in advanced economies and a significant electricity deficit in sub-Saharan Africa.