I do not find any special good reason to go abroad for studying management courses. You have IIMs and many other reputed institutions in India. What is the big attraction abroad. Are you intending to join Harvard?
You are asking questions which cannot be answered by Astrology. Astrology is not clairvoyance. We can only evaluate your horoscope and find out your success factor in different houses of your chart which will give you an idea about the potency of your career house which in turn will help you making decisions of what to do next. You can come through Premium Services if you are interested in a scientific evaluation of your horoscope.