Utilize the input text as a context reference, choose the right relationship between Paccar and Truck from the options. Options: product/material produced, manufacturer, distributed by, industry, position held, original broadcaster, owned by, founded by, distribution format, headquarters location, stock exchange, currency, parent organization, chief executive officer, director/manager, owner of, operator, member of, employer, chairperson, platform, subsidiary, legal form, publisher, developer, brand, business division, location of formation, creator.

Truck maker Scania, a unit of Volkswagen AG (Other OTC: VLKAF - news ) , said its orders rose 41 percent in the second quarter in Europe, compared to the same period last year, while U.S. rival Paccar Inc (NasdaqGS: PCAR - news ) said orders at its European unit, DAF, were 60 percent higher in the quarter, as growing freight traffic -- a key economic indicator -- drove sales.

Answer: product_or_material_produced