Costs and Financial Aid. The cost of attendance is the total amount of tuition, fees, room and board, books, supplies, and other estimated school expenses. Financial aid is a combination of grants, loans, scholarships, and work-study employment designed to help offset the total cost of attendance.
One of the major problems for an investor looking at that 10% average return figure and mistakenly expecting to realize a nice yearly profit from investing in the S&P 500 is inflation. Adjusted for inflation, the historical average annual return is only around 7%.
The returns to investment in infrastructure are very significant, with on average thirty to forty percent returns for telecommunications (ICT) investments, over forty percent for electricity generation, and eighty percent for roads.