Four misconceptions behind the 'overcapacity' debate

Editor's note: Guo Bowei is an associate professor and the executive director of the Center for Research on Global Energy Strategy at Renmin University of China.

The article reflects the author's opinions and not necessarily the views of CGTN.

China's Ministry of Commerce recently issued a position paper addressing the "overcapacity" debate surrounding Chinese industries.

The document focuses on four frequently conflated relationships: industrial subsidies and overcapacity, trade surpluses and overcapacity, economic imbalances and overcapacity, and market competition and overcapacity.

These distinctions matter because "overcapacity" is increasingly used as a catch-all explanation for China's manufacturing strength.

Yet from an economic perspective, large production capacity, strong exports or falling prices do not by themselves prove that capacity is excessive.

Overcapacity is fundamentally a relative concept.

It should be assessed against demand, cost and the time horizon concerned.

Temporary excess supply may emerge during a business-cycle downturn.

Structural overcapacity is more serious: high-cost or obsolete capacity remains in the market despite being unable to operate efficiently.

A third case, however, is forward-looking capacity created in fast-growing industries in anticipation of future demand.

Treating all three as the same problem obscures more than it explains.

This is especially important in an open economy.

Efficient production is organized for markets, not for national borders.