Last Thursday, my colleague Chris Johnson talked about market timing. Chris wrote how market timing isn’t an evil thing.

Last week, Ori Temkin, the chief executive of diamond polishing group Steinmetz noted that demand in the diamond market had exceeded supply for the last four to five years – and he predicted this imbalance would many last more years before the supply increased.

This is something I have believed for a long time. However, more evidence emerged this week to support this view… and it’s all to do with energy…