One of the 2002 candidates for chancellor of Germany, Edmund Stoiber, argued that Germany should improve its economy by increasing competition through less government involvement in the markets. Thus, he was proposing that the German mixed economy become __________.

Edmund Stoiber was proposing that the German mixed economy become FREE MARKET ECONOMY.
Free market economy is the kind of economy in which government involvement  in the market matter is quite minimal; the forces of demand and supply are the major forces that is controlling the market. In this type of economy, the basic economic decision concerning production is determined by the free choice of buyers and sellers.