While the world is currently growing through tough economic times, the long-term picture looks much better. Economists project world trade (ie the sum of imports and exports) in real terms is set to jump from $37 trillion in 2010 to $287 trillion in 2050, according to a Citigroup report. Specifically, trade is set to transform with most growth coming from emerging markets. So, let's take a look at 10 countries that will command world trade in 2050, according to Business Insider.

Country: China
Trade in 2050: $52.2 trillion
Per cent of world trade: 18.2
World ranking: One

Country: India
Trade in 2050: $25.7 trillion
Per cent of world trade: Nine
World ranking: Two

Country: The United States
Trade in 2050: $19.1 trillion
Per cent of world trade: 6.6
World ranking: Three

Country: Germany
Trade in 2050: $9.9 trillion
Per cent of world trade: 3.5
World ranking: Four

Country: South Korea
Trade in 2050: $9.7 trillion
Per cent of world trade: 3.4
World ranking: Five

Country: Indonesia
Trade in 2050: $8.8 trillion
Per cent of world trade: 3.1
World ranking: Six

Country: Hong Kong
Trade in 2050: $8.5 trillion
Per cent of world trade: 2.3
World ranking: Seven

Country: Japan
Trade in 2050: $7.6 trillion
Per cent of world trade: 2.7
World ranking: Eighth

Country: Singapore
Trade in 2050: $6.8 trillion
Per cent of world trade: 2.4
World ranking: Nine

Country: The United Kingdom
Trade in 2050: $6.02 trillion
Per cent of world trade: 2.1
World ranking: Tenth