Your Advice Mite Be The One That Will Make Me.

I was mulling over what to do next in my career so as to remain competitive when i remembered i av got people like u out there who can help .I am a fresh graduate in the Planning dept of the exploratory arm of an oil cpmpany.I am an economics graduate.I av thot of doin so many things like taking a MBA,MSc,taking some computer courses and of late i av bin thinkin of Project Management courses.I need advice on what u think is the best thin to do on the short run.I will greatly appreciate any thotful responce.