You have the vigour for an entrepreneurial life now but this may not always be the case. Whatever profits you generate must be protected for the future. Far from being a benign curiosity of economists and academics, inflation is the biggest killer of your accumulated wealth. Kenelm Tonkin innoculates you from this cancer.

Around every corner is a 'sure thing' investment opportunity. Fabulous returns are offered, appetites whet and emotions are unleashed at the expense of analysis. Here, Kenelm Tonkin distinguishes between speculation and investment.