Commodity prices can be volatile, rising when the world economy is strong and falling back in times of recession, but there will be no hiding from the relentless upward trajectory that is about to commence as the world comes out of recession. The rapidly increasing demand from fast-growing developing economies will not abate soon. Food prices, in particular, are being pushed higher. This is influenced by closer links between energy markets and agricultural commodity markets, as competition has increased for arable land to grow crops for biofuel production.