Between the years 2007 and 2013, we will witness a radical change in Poland’s social and economic systems. After the breakthrough we saw in the years 1989 -1990, these new changes will be particularly significant. It has been expected, negotiated and it become a fact. On the turn of the year 2007, Poland will be recognized as a proper and rightful EU member. Rightful, because it fully takes ove...

E HAVE studied economic growth and development since Adam Smith set out to explain the nature and causes of the wealth of nations. In the 1950s and 1960s, Gary Becker, Jacob Mincer, T. W. Schultz, and others turned economists’ attention to education and the role it plays in a variety of economic phenomena. More recently, economists have linked these two literatures, examining the impact that ed...

In traditional Information Retrieval (IR), users often express their needs using simple keywords, because this is the most simple way to query systems. Queries composed of simple keyword terms are also very used in structured IR (i.e. IR on structured documents like XML documents), since they do not require any knowledge of the documents structure. However, such queries are often not sufficient...

The Ecuadorian Agromyzidae described by Theodor Becker from the Mission du service géographique de l'armée pour la mesure d'un arc de méridien équatorial en Amérique du Sud are revised and several taxonomic changes are proposed. The eight named species identified by Becker actually comprise 14 species of Agromyzidae (3 Melanagromyza, 4 Cerodontha, 6 Liriomyza, 1 Nemorimyza) and one species of H...

The first checklist of the Tephritidae of Morocco, containing 59 species, is presented here. Out of 38 species collected during the present project, three (Campiglossa martii (Becker, 1908), Tephritis divisa (Rondani, 1871), and Terellia sp. near longicauda) present new records for North Africa, and ten (Carpomya incompleta (Becker, 1903), Chaetorellia conjuncta (Becker, 1913), Chetostoma curvi...

Becker nevus syndrome is a phenotype characterized by the fundamental presence of Becker's nevus with ipsilateral hypoplasia of the breast or other skin, skeletal and/or muscular disorders. This syndrome generally originates at birth, intensifies significantly in adolescence and is one of the syndromes that constitute epidermal nevus syndrome. To the best of our knowledge, this is the first cas...