In a game there are winners and losers. But a business deal is always advantageous for both parties. If both the buyer and the seller were not to consider the transaction as the most advantageous action they could choose under the prevailing conditions, they would not enter into the deal.
Ludwig von MisesCapitalism or market economy is that system of social cooperation and division of labor that is based on private ownership of the means of production.
Ludwig von MisesWhen we call a capitalist society a consumers democracy we mean that the power to dispose of the means of production, which belongs to the entrepreneurs and capitalists, can only be acquired by means of the consumers ballot, held daily in the marketplace.
Ludwig von Mises