In the last few years the world oil and gas industry has experienced a rapid development growing more strongly than many other industry branches. Modern oil and gas industry aims at the extraction of natural resources at an increasing scale. The growth of oil production is conditional upon...

This article addresses the elaboration of a new approach to informal employment research based on analyzing subjective social status. In spite of numerous studies conducted over the past 40 years many questions still exist in the field of informal employment research. The heterogeneous nature of...