A. INTRODUCTION
3. Problems of interpretation
B. INTERPRETATIONS
Basic concept: 'push' and 'pull'
factors
1. 'Push-factors': (a) economic (b) religious (c) class differences (d) military service (e) news from America - letters, newspapers
2. 'Pull-factors': (a) land (Homestead
Act 1862) (b) wages, jobs (c) gold (d) assisted passage (e) organised
promotion
More general interpretations
A. Economic and social change -
or lack of it
B. Deliberate promotion of emigration
C. Emigration as protest - religious and political
Marcus Thrane
D. Opposition to emigration
Gustav Sundbärg, Adrian Molin, Rudolf Kjellén