The theory that fits their situation Theory 3 is that advanced economies demand specialized knowledge and skills, and, since high school is aimed at the general learner, college is where people can be taught what they need in order to enter a vocation.
The gravitational field between the two black holes was so strong that it had never been possible to test Albert Einstein's theory of General Relativity in such an extreme situation.
But this one-size-fits-all portfolio does not agree with financial theory, which holds that each investor should take into account his or her individual economic situation.