Are CBA results robust? Experiences from the Swedish Transport Investment Plan 2010-2021. Mattias Lundberg, Maria Börjesson, Jonas Eliasson CTS March 2011. Background. Widespread scepticism: “CBA results are very sensitive to the choice of assumptions and valuations”
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Mattias Lundberg, Maria Börjesson, Jonas Eliasson CTS
(GDP, population, etc)
(Sampers, Samgods or similar)
Valuation, discounting and
compilationHow important are assumptions and valuations?
Land use (population and employment), macro economy, vehicles, time tables, prices …
Relative weights of benefit types
Differentiated values of time