The current mainstream economics is too focused on idealized theories and not enough on real-world data. The recent crisis shows that we need an economic approach based more on facts than on assumptions. Market efficiency is about how much money you can realistically make, not just theory. Inflation and money generation are more complex than current theories suggest. Economic growth follows certain laws that we need to understand. Too much wealth inequality can actually harm the economy. To manage assets well, we need to shift from pure speculation to true investment.