This week on Taking Stock Mandy Johnston looks at Defence spending and how its increasing across Europe and asks should Ireland do the same when she talks to Jackie King of IBEC With the Olympics beginning Mandy looks back at how the games have evolved over the years when she talks to Philip Barker, the Editor of the Journal of Olympic History about the evolution of the greatest games on earth. And you’ve heard of the Art of War in business - but what about ‘Ethics’ in war and in business?  David Rodin is an Oxford-trained philosopher of war who global leaders can't  get enough of and he has some fascinating observations on modern business practices.