Supervised by Maurice Dobb, Harry Johnson was particularly impressed by the breadth and the ideas of Joseph Schumpeter, which greatly influenced his writings in later years. Johnson made many contributions to the development of Heckscher-Ohlin theory and also helped to found the monetary approach to the balance of payments. He wrote many surveys of monetary economics that helped to clarify the issues in question.

Supervised by Maurice Dobb, Harry Johnson was particularly impressed by the breadth and the ideas of Joseph Schumpeter, which greatly influenced his writings in later years. Johnson made many contributions to the development of Heckscher-Ohlin theory and also helped to found the monetary approach to the balance of payments. He wrote many surveys of monetary economics that helped to clarify the issues in question.