Keith Hartley, Emeritus Professor, Economics Department, University of York, UK and Nick Hooper, Senior Research Fellow, Centre for Defence Economics, University of York, UK

'. . . the Hartley-Hooper contribution clearly provides teachers, researchers and students with an invaluable and durable guide to an important literature.'

Keith Hartley, Emeritus Professor, Economics Department, University of York, UK and Nick Hooper, Senior Research Fellow, Centre for Defence Economics, University of York, UK

'. . . the Hartley-Hooper contribution clearly provides teachers, researchers and students with an invaluable and durable guide to an important literature.'

Keith Hartley, Emeritus Professor, Economics Department, University of York, UK and Nick Hooper, Senior Research Fellow, Centre for Defence Economics, University of York, UK

'. . . the Hartley-Hooper contribution clearly provides teachers, researchers and students with an invaluable and durable guide to an important literature.'