Hi

It is the Association to Advance Collegiate Schools of Business International (AACSB).  - Voluntary and Non-governmental accrediting agency.

Those programs having this accreditation makes them a part of some of the best elite group programs. It is not easy to get this accreditation as it is known for its very high standards worldwide.

Other business school means it includes those which doesn't have been AACSB ACCREDITED.

And so here's a answer to your question:- Without a doubt AACSB ACCREDITATION Business schools are far more better.