Trade Liberalisation and Payments Arrangements under the PTA Treaty: An Experiment in Collective Self-Reliance - Journal of World Trade View Trade Liberalisation and Payments Arrangements under the PTA Treaty: An Experiment in Collective Self-Reliance by - Journal of World Trade Trade Liberalisation and Payments Arrangements under the PTA Treaty: An Experiment in Collective Self-Reliance 23 5 Journal of World Trade