Sainte-Colombe-sur-Gand

-celear"gand Contingent Valuation Methods

Toulouse School of Economics 16 , Rue Sainte Ursule

Strotz (1956) …rst suggested that people are more impatient when making short-run tradeo¤s than long-run ones. Many experimental studies supports this conjecture. Retirement decisions …t this description: when deciding whether retire or not, individuals may weight too much the costs of remaining at work (i.e. disutility of working an additional year, implicit tax on continued activity) and too ...

Malaria transmission and vector biology on Sainte Marie Island, Madagascar.

A 17-mo longitudinal malaria survey (November 1988-March 1990) was carried out on Sainte Marie Island, an area on the east coast of Madagascar which is frequently visited by tourists. During 706 man-nights of capture, 46,401 mosquitoes belonging to 32 species were caught. Sporozoite rates were determined by ELISA and incriminated Anopheles gambiae Giles s.s., An. funestus Giles, and An. mascare...

Acquisition sur corpus d'informations lexicales fondées sur la sémantique différentielle

Semantic lexicons are an essential resource to let many natural language process-ing applications (automatic summarization, information retrieval, automatic transla-tion, etc.) penetrate the meaning of a text. The relevance of the information gathered bythose lexicons raises a problematic question: the meaning of a word likesoap, for ex-ample, varies considerably whether it ...

Chemical composition and antiprolifrative activity of Artemisia persica Boiss. and Artemisia turcomanica Gand. essential oils

Essential oils obtained from aerial parts of Artemisia persica and Artemisia turcomanica were analyzed by GC/MS. While 28 components representing 91.01 % of A. persica were identified, the identity of 50 components, constituting 81.93 % of the total oil, was confirmed in A. turcomanica. β-thujone was the main compound (75.23%) in A. persica while the major identified phytochemicals in A. turcom...