Backpackers typically are price-conscious but due to the length of time they spend in particular countries many services and the economy as a whole benefit. Backpacking may include wilderness adventures, local travel and travel to nearby counties while working from the country in which they are based.
The definition of a backpacker has evolved as travellers from different cultures and regions participate. A 2007 paper said "backpackers constituted a heterogeneous group with respect to the diversity of rationales and meanings attached to their travel experiences. They also displayed a common commitment to a non-institutionalised form of travel, which was central to their self-identification as backpackers."[2] Backpacking as a lifestyle and as a business has grown considerably in the 2000s as a result of low-cost airlines and hostels or budget accommodations in many parts of the world.[3]