Someone - probably the taxpayer - is working and giving a share of what he earns to the school's budget which in turn forwards a share to you. And by the way,

Someone - probably the taxpayer - is working and giving a share of what he earns to the school's budget which in turn forwards a share to you. And by the way, when you buy your bar of gold you pay some guys to dig some gold out of the earth and melt it into a nice bar. However I am not sure how the value and the price of a bar of gold compare.