Labour’s plans for the economy are set to crash into reality amid a faltering global economy, an expert has suggested.

Matthew Lesh, Director of Public Policy and Communications at the Institute of Economic Affairs think tank, said the end of “speculative exuberance” about Artificial Intelligence and market corrections help mark the end of a “brief honeymoon” for the new Government.

Mr Lesh, writing in the Telegraph, said when Labour was in opposition its strategy was not to be Tories,…