Introduction: trade liberalization in the twenty-first century / Razeen Sally -- Australia / Bill Bowen -- Chile / Sebastián Herreros -- New Zealand / Ron Sandrey -- Malaysia / Mohamed Ariff and Gregore Pio Lopez -- Brazil / Mario Marconini -- India / S. Narayan -- South Africa / Philip Alves and Lawrence Edwards -- Conclusion: what lessons for the twenty-first century? / Razeen Sally and Philip Alves