Structural Upgrade of China’s Commodity Trade during 1987-2014 China-U.S. Trade Balance from the National Income Perspective Impact of trade promotIon agencIes on chIna‘s export BInary margInal growth How Trade Liberalization of Intermediates Contributes to China's Technology Upgrade Re-Evaluation of China’s Service Trade Competitiveness: A Global Value Chain Perspective Is China’s Foreign Investment Policy to Blame for US-China “Forced Technology Transfer” and Trade Conf lict?——Comment on Trump Administration’s Section 301 Investigation of China Value-Added Trade and Evolution of China's Comparative Advantages China’s Service Trade and Dwindling Current Account Surplus China's Proactive Fiscal Policy China’s Agricultural Development: Structural Contradictions and Policy Transition