New Delhi, April 16 -- Middle-income economies are set to power the next phase of global expansion, even as the world economy confronts a new wave of structural challenges, according to a latest report by the World Economic Forum (WEF).

In its report, "Growth in the New Economy: Towards a Blueprint," the WEF outlines a shifting global landscape shaped by rapid artificial intelligence adoption, rising geopolitical tensions, mounting public and private debt, and increasing environmental and demographic pressures. These forces, it notes, are weakening traditional growth models and demanding new policy approaches.

Energy costs and political instability currently remain key constraints across regions. However, sectors such as IT services, ad...