Practical Risk Theory is designed to be a textbook for practising actuaries and student actuaries on the practical aspects of stochastic modelling of the insurance business. It has its roots in the classical theory of risk but introduces many new elements that are important in managing the insurance business but which are usually ignored in the classical theory. These include modelling the stochastic behaviour of inflation and investments, cyclical effects on both claims and premiums, claaim run-off uncertainty and feed-back mechanisms. The main focus of the book is on general insurance...