Alastair Day has worked in the finance industry for 20 years in treasury and marketing functions.�In 1990 he established Systematic Finance as a consultancy and financial lessor concentrating on the computer and communications industries. Alastair has a degree in Economics and German from London University, an MBA from the Open University Business School, and is an associate lecturer in corporate finance with the OUBS. He is the successful author of several books including Mastering financial Modelling, Mastering Risk Modelling and The Financial Director's Guide to Purchasing Leasing.