Marvin Loh, senior fixed income strategist at BNY Mellon, Last year, labour market economist John Philpott found that more than one in five workers, around 7.1 million people, were in precarious employment, up from 5.3 million in 2006. "People say 'oh, those experts', but we're seeing what we call potential risks being rolled out. This is not what the experts say, this is what the economy is showing. " 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.