profitability calculation formula The rise of new tokens and funds But even so, the average gain was 0.14 percentage points, to 4.74 percentage points, Moneyfacts said. It is not obvious in some analyses, but it is important to note that economic profits include opportunity costs. The profit of an entrepreneur (normal profit) is usually positive, but economic profit can be either positive or negative (loss). That's why the opportunity cost is included: in a completely competitive market, when marginal cost equals marginal revenue, profit maximization or loss minimization conditions arise. If the market price is lower than the total average cost, which means that the economic profit is negative, the entrepreneur needs to compare the value of the loss and the average variable cost. If the business continues to operate, the negative economic profit must not be lower than the average variable cost, otherwise the entrepreneur would rather shut down the company than continue to take the loss. New participants in the education blockchain ecosystem Point 4: look at the guarantee. If the high yield p2p wealth management products of the platform are guaranteed, and the strength of the guarantee company, investors need to study it clearly.