the profit book 2. The factory system period The market in the narrow sense is the place where buyers and sellers exchange goods. (2) actual income -- the increase of material wealth; V6 motor He has been paying fixed-rate bonds since the month of savings, when they reached record lows Commercial vehicles are divided into three categories: passenger cars, vans and semi-trailer tractors. The passenger bus subdivided into small passenger car, city bus, coach, tourist bus, hinged passenger bus, coach, off-road bus, private bus. Goods vehicles are subdivided into general goods vehicles, multi-purpose lorries, full trailer tractors, off-road trucks, special operations vehicles and special goods vehicles.