In view of particularity and complexity of agricultural sci-tech service and management, this paper presents definition of basic concept of agricultural sci-tech service and management, sums up its basic characteristics, and discusses and analyzes its structural elements and functions. The...

This paper investigates the relationship between urbanization and CO2 emissions in a sample of 20 emerging countries over the period 1992–2008 using the semi-parametric panel data model with fixed effects, proposed by Baltagi and Li (2002). We find little evidence in support of an inverted-U...