EXAMINING NETWORK STRUCTURES AND DYNAMICS OF WORLD ENERGY COMPANIES IN STOCK MARKETS: A COMPLEX NETWORK APPROACH

The energy sector occupies a mainstay role in overall growth the modern worldwide economy. Therefore, it is essential to examine network structures and dynamics of leading companies world through complex methods. Because, methods are significant tools studying static properties stock market, which allows us better comprehend market. We use daily prices 147 stocks belonging 34 countries from 2006-2019. In addition sample, we explore networks for two sub-periods topological evolution during global recession 2008, European debt crisis 2011. Our results show substantial clustering based on their geographic position sample period. However, periods lead break Asian clusters only one prominent cluster appears all North American companies. also observe few top US occupying important great influence positions networks. addition, time-varying measures indicate contraction time, an expansion recovery periods. More implications discussed.Keywords: companies; network; threshold minimum spanning tree; market; crisisJEL Classifications: C18; E32; E44; G01; G14; G15; G19DOI: https://doi.org/10.32479/ijeep.11287