The scam behind the rise in oil, food prices - Opinion - Al Jazeera English

The scam behind the rise in oil, food prices - Opinion - Al Jazeera English

What is behind the rise in oil and food prices, at the same time, in all parts of the world. Here are an article from Al Jazeera with thoughts and comments from an other angel.

Is it a scam or just speculation on the futures market that is driving up the costs for us all?