Malus sylvestris Malus sylvestris Malus sylvestris, the European crab apple, is a species of the genus "Malus", native to Europe. Its scientific name means "forest apple" and the truly wild tree has thorns. Wild apple has an expanded crown and often appear more like a bush than a tree. It can live 80–100 years and grow up to 10 m tall with trunk diameters of 23–45 cm. Due to its weak competitiveness and high light requirement, wild apple exist mostly at the wet edge of forests, in farmland hedges or on very extreme, marginal sites. The tree is rather rare but native
Bonus-malus Bonus-malus The term bonus-malus (Latin for good-bad) is used for a number of business arrangements which alternately reward (bonus) or penalize (malus). It is used, for example, in the call center and insurance industries. In call centers, a bonus-malus arrangement is a section in the contract between the company buying the call center services (buyer) and the company providing the call center services (call center) allowing for a payment to be made from one company to the other. As part of the contract, both companies agree on a set of Key Performance Indicators (KPIs). These are measurements for how the