TY - JOUR T1 - The motives of off-the-books entrepreneurs: Necessity- or opportunity-driven? JO - International Entrepreneurship and Management Journal PY - 2009/01/01 AU - Williams CC ED - DO - DOI: 10.1007/s11365-008-0098-8 VL - 5 IS - 2 SP - 203 EP - 217 Y2 - 2024/10/23 ER -