Drug companies generally direct research toward diseases of the wealthy countries.

So what exactly is required here in the wealthiest countries.

Surely America is a great country, wealthy and very advanced.

Cancer isn't just a disease that only affects wealthy countries.

The bank needs to give more of a voice to less wealthy and poor countries.

Look, everyone knows that Japan is a very wealthy country.

In many wealthy countries, waste is the environmental problem that people care about most.

It is now a wealthy country, the 11th largest economy in the world.

Food will increasingly be seen as a national security problem both in wealthy and poor countries.

Price said that Britain would become once more the wealthiest country in the world.