TY - BOOK AU - HELLIWELL John F TI - How much do national borders matter? SN - 0815735537 (pbk.): PY - 1998/// CY - Washington DC PB - Brookings Institution Press KW - INTERNATIONAL TRADE KW - NATIONAL BOUNDARIES N2 - Based on studies of national and international economic linkages in Canada and the USA, and subsequently among OECD and developing countries. This report finds that national borders have a large effect on trade and economies showing national ties 20 times more important than international ones ER -