Analysts cite many factors:
- Conditions in the 鈥渟ending countries.鈥
- The Obama administration鈥檚 policy of not deporting young undocumented people who arrived as children, or 鈥淒reamers.鈥
- Rumors spread by smugglers.
- Economic opportunity and family reunification.
- The prospect that Congress will eventually legislate a path to citizenship for those in the country illegally.