^ Don’t think #18 is true, but anyway,
6 UC’s participate in TAG (transfer admissions guarantee for California CC’s):
http://admission.universityofcalifornia.edu/counselors/files/tag-matrix.pdf
https://www.universityofcalifornia.edu/infocenter/transfers-major
A gap year or NACAC are also possibilities.
Finances not an issue?
What goals did you have after an econ major?