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Table 4 Environmental and social pathway analysis outputs for the two road investment alternatives i

From: Introducing system interdependency into infrastructure appraisal: from projects to portfolios to pathways

  Environmental impact (£bn) Social impact (£bn)
  Single asset Pathway minimum Pathway maximum Single asset Pathway minimum Pathway maximum
Minor Road −0.39 −2.14 −0.39 0.00 0.00 0.33
Major Road −0.78 −4.31 −0.78 0.00 −3.33 0.33
Difference −0.39 −2.17 −0.39 0.00 −3.33 0.00