All eyes are now on America which, in the past, has contributed one-third of the Global Fund's money and has exhorted other donor nations to give more.

ECONOMIST: The Global Fund

When we look at that environment, that ecological niche if you like, we found (past tense, for of course all of these models are up in the air now) that in different parts of the environment different models worked.

FORBES: Online Advertising and Online Media