Who's paying for all this?

The construction cost of ALMA is estimated at over a billion US dollars, and every year of operation involves millions of dollars of investment and resources. Twenty-one countries from all around the world have collaborated to make this feat happen. In this episode, Cristian Puentes, ALMA Director of Finance and Administration, will explain to us how they manage the investments from many countries' public money in benefit to the pursuit of knowledge about the Cosmos that is revolutionizing astronomy.