The view from the top of business, featuring discussion with leading business people. Infrastructure projects can take decades to complete and are meant to last for generations. Planning for new rail networks, roads, bridges, airports - in the UK and overseas - all require assumptions and predictions about the future. What shape will the country's economy be in? Will the population grow or shrink? How might travel patterns change? And will the political regimes support the project over the years? Evan Davis and guests discuss the problems and pitfalls of planning for the long view.
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