thank you, president malpass. >> that was an insightful and wide range of comments. one of the benefits of being the moderator is you have the monopoly on the first question or two. i have a few questions related to, and i advise everyone to submit questions. i don't think there will be any shortage of questions. i have been coming to this conference a long time, and you mentioned, you have been as well. and we spent a considerable amount of time discussing frustratingly weak potential growth and investment. and i know this is something you spent a lot of time thinking about. in your mind, what are the building blocks of strong and sustainable growth? and how does the world bank think about this? what's the framework? >> i'll tell you my view and then bring in the world bank. so i think economics is pretty clear that you need to have sound money as a starting point. you need to have a system of taxation that's not too distortive. i think that's done by having taxes at a low rate on a broad base. that's the revenue creation goal of a tax system. governments that provi