"Network Structures in Industrial Pricing: The Effect of Emergent Roles in Tokyo Supplier-Chain Hierarchies."
(Co-authored with Douglas R. White), Structure and Dynamics. Vol. 2. No. 3, 2007.

"The Large-Scale Network of a Tokyo Industrial District: Small-World, Scale-Free, or Depth Hieararchy?"
(Co-authored with Douglas R. White), COI Working Paper Series, Center on Organizational Innovation, ISERP, Columbia University, New York, June 2006
Abstract Paper

"Power-Law and Elite Club in a Complex Supplier-Buyer Network: Flexible Specialization or Dual Economy?"
(Co-authored with Douglas R. White), COI Working Paper Series, Center on Organizational Innovation, ISERP, Columbia University, New York, May 2006
Abstract Paper

"The 'Visible Hand' in a Production-Chain Market: A Market Equilibrium from Network Analytical Perspective."
(Co-authored with Douglas R. White), Santa Fe Institute Working Paper Series, Santa Fe Institute, New Mexico, USA. May 2006
Abstract Paper