q-Analogs of Classical 6-Periodicity: From Euler to Chebyshev Boris A KUPERSHMIDT The University of Tennessee Space Institute, Tullahoma, TN 37388, USA E-mail: [email protected] Received November 19, 2002; Accepted January 03, 2003 Abstract The sequence of period 6 starting with 1, 1, 0,−1,−1, 0 appears in many different disguises in mathematics. Various q-versions of this sequence are found, a...

This paper analyses the impact of sanctions against Iran in addition to other country-specific determinants on intra-industry trade between Iran and Shanghai Cooperation Organization (SCO) countries over the period 1997-2013. By disentangling total intra-industry trade (IIT) into horizontal and vertical IIT and after investigating bilateral trade pattern between Iran and SCO countries, determin...

The relationship between technology and international competitiveness dates back to the neo-technological trade theories of the 1960s. This approach considers difference in technology as the primary motive for difference among nations in terms of trade performance. The technology gap approach emphasizes inter-country differences in innovativeness as the basis for international trade flows. The ...

We consider extensions of unital commutative rings. We define an extension R ↪→ S to be a p-extension if every principally generated ideal of S is generated by an element of R. Examples are plentiful and localizations of regular multiplicative sets are p-extensions. We develop the theory of pextensions.

D uring the past few decades, national security plays a central role in the process of economic development. Also, foreign investment and trade have rapidly increased worldwide and have enhanced economic growth in developing countries. Although foreign investment and trade bring huge economic benefits, many developing countries fear that by opening up markets to competition and forei...

The role of intra-industry trade has been emphasized in international commerce since the 1960s. Innovation and government size, which affect goods and services production and government presence in international commerce, have also been highlighted since then. This study examines the influence of these two factors on international trade and estimates their effects in linear and logistic transfo...

taking into consideration the spreading influence of cultural dimensions on human life, focus of this research is on the relationships between organizational culture and organizational citizenship behavior with the use of denison model .this is a field research with descriptive-correlational method and from aspect of goal, is applied research. statistical population includes the whole staff of ...