You can't have vibrant welfare state...if you do not have expanding populations that keep the work force young and energetic.
Perfect example of how you are going into the weeds - welfare state, unlimited population growth yada yada yada. This thread is about SOLAR ENERGY. Start another thread "Why the world needs 1 trillion people"
Which companies are the most profitable?
CNN Money 2007 1. Exxon Mobil
The oil giant racked up $39.5 billion in earnings last year, the largest-ever profit in U.S. history. That figure topped the previous record of $36.1 billion, also set by Exxon Mobil, in 2005. Profits were up 9.3% from the previous year, while sales rose 2.2%.