The aim of this journal is to resurrect the spirit of classical economic thinking about network effects of division of labor and general equilibrium mechanisms that simultaneously determine interdependent bene.ts of specialization and number of participants in the network of division of labor (extent of the market) in a modern body of inframarginal economics. Inframarginal economics applies inframarginal analysis to individuals’ networking decisions in choosing their levels and patterns of specialization that generate a structure of division of labor for society as a whole and to various transaction costs that affect the structure.

Algebra Colloquium is an international mathematical journal founded at the beginning of 1994. It is edited by the Academy of Mathematics & Systems Science, Chinese Academy of Sciences, jointly with Suzhou University, and published quarterly in English in every March, June, September and December. Algebra Colloquium carries original research articles of high level in the field of pure and applied algebra. Papers from related areas which have applications to algebra are also considered for publication. This journal aims to reflect the latest developments in algebra and promote international academic exchanges.

The Journal of Developmental Entrepreneurship (JDE) provides a forum for the dissemination of descriptive, empirical, and theoretical research that focuses on issues concerning microenterprise and small business development, especially under conditions of adversity. The intended audiences for JDE are scholars who study issues of developmental entrepreneurship and professionals involved in governmental and non-governmental efforts to facilitate entrepreneurship in economic and community development programs around the world.

RPTEL is a multidisciplinary refereed journal devoted to disseminating rigorous research on all aspects of the use of technology to enhance learning. The journal seeks to be a catalyst for multidisciplinary dialogue amongst researchers and practitioners worldwide in the fields of learning and cognition, education, and technology, with a view towards improving practice and achieving real-world impact in technology enhanced learning.