Producer--scrounger models are used to explain the tactics of socially foraging animals where individuals can either search for their food (produce) or join the food discoveries of others (scrounge). However, the empirical testing of such models has generally been restricted to indoor aviary...

This paper attempts to rank agri-environmental measures based on their long-term contribution on biodiversity conservation and ecosystem services as well as on net income received from agriculture and forestry. Environmental fallows proved to be a cost-effective measure in promoting bumblebee...

In der vorliegenden Stellungnahme werden die GAP-Beschlüsse zum Greening der Direktzahlungen in Bezug auf die nationalen Gestaltungsspielräume für die drei Greening-Komponenten Anbaudiversifizierung, Erhaltung von Dauergrünland und ökologische Vorrangflächen (ÖVF)2 bewertet und...

There is mounting evidence of pollinator decline all over the world and consequences in many agricultural areas could be significant. We assessed these consequences by measuring 1) the contribution of insect pollination to the world agricultural output economic value, and 2) the vulnerability of...

The ‘cascade model’ of ecosystem service generation and valuation highlights the links between biophysical aspects/biodiversity and human well-being, in particular for the case of marginal changes, but does not include societal processes. Services seem to flow effortlessly from ecosystems to...

One of the key challenges in designing agri-environmental schemes targeted at conservation is the determination of the amount of financial resources that should be allocated towards a particular aim such as the conservation of an endangered species. Economists can contribute to an answer by...