Considered alone, the increase in imports was 9.8%, making the net contribution of foreign trade in goods and services a negative 4.1%.

FORBES: The Role of Foreign Trade on GDP

And yes, at Unilever's Mumbai headquarters on Monday morning, Mr Cameron urged Delhi to open its markets up to greater foreign trade, particularly in financial services like banking and insurance.

BBC: David Cameron steps up British trade mission in India

Instead of straightforward cross-border exchanges, the vehicle for trade in both goods and services can be foreign direct investment.

ECONOMIST: A survey of world trade

For example, Folbre notes that men constitute more than 71% of the workforce in manufacturing (which was hit hard in the recession, and also hit with outsourcing to lower cost labor countries, increased automation, and increased foreign trade) and they make up less than 25% of the workers in health and education services (where jobs have risen slowly, but steadily).

FORBES: The Declining Demand For Jobs Men Have Traditionally Held

Ideally, you could trade your fiat paper currencies for these gold-linked currencies at any bank that offers foreign exchange services.

FORBES: One Path To A Global Gold Standard