Yuichi Ikeda, Hideaki Aoyama, Hiroshi Iyetomi, Takayuki Mizuno, Takaaki Ohnishi, Sakamoto Yohei , Tsutomu Watanabe, 22 July 2016

Econophysics is an emerging field applying theories and methods from physics to economic problems and data. This column explores the collective motions of trade and the effects of trade liberalisation, using global data from the past two decades. Econophysics methods reveal how business cycles synchronise, and how economic risk propagates throughout the global economic network. The results also highlight inherent problems of structural controllability that are induced during economic crises.

Antonio Accetturo, Anna Giunta, Salvatore Rossi, 15 December 2012

Global value chains are increasingly viewed as the new paradigm in international production and trade. This column argues that a firm can perform better if it 'improves' its positioning in the world network by offshoring the production of its intermediates.