Unit 3 Corporate strategies ext A Wal-Mart's foreign expansion Source: International business Competing in the Global Marketplace( 8th Edition, 2011) by Charles W. L Hill, Professor of International Business at the school of Business, University of WashingtonUnit 3 Corporate strategies Text A Wal-Mart’s foreign expansion Source：International Business: Competing in the Global Marketplace (8th Edition, 2011) by Charles W. L. Hill, Professor of International Business at the School of Business, University of Washington