This is a major push factor.
It is not just a question of our pull factor; the push factor is also important.
We know that poverty is the principal reason, the push factor, both social and economic poverty.
In his words, there should be a pull factor, not a push factor—which means that the industry should be market-led.
When talking about people-trafficking we often use the terms 'push factor' and 'pull factor'.
There was also a push factor, in that there was heavy unemployment in the countries they left.
Another push factor mentioned in the retrospective accounts is that poor harvests or crop failure could reduce the need for labour in the local community and give rise to migration.
The erosion of traditional institutions and behaviours due to modernization has also received attention as a push factor in a number of historical, sociological, anthropological, studies.