• Executive summary
  • 1 Introduction and background
  • 2 Methodology
  • 2.1 Mapping and evaluation of comparison tools
  • 2.1.1 Identification of comparison tools
  • 2.1.2 Notes on search strings
  • 2.1.3 Evaluation of the comparison tools
  • 2.1.4 Limits to the approach to the evaluation of the comparison tools
  • 2.2 Methodology for mapping Third-Party Verification Schemes
  • .2.1 Mapping and analysis of Third-Party Verification Schemes
  • 2.2.2 Limits of the evaluation of Third-Party Verification Schemes
  • 2.3 Methodology for consultation with stakeholders
  • 2.4 Methodology of the consumer survey
  • 2.5 Behavioural experiments
  • 2.5.1 Experiment 1
  • 2.5.2 Experiment 2
  • 2.5.3 Experiment 3
  • 2.6 Methodology of the mystery shopping exercise
  • 2.6. Markets and countries covered in the exercise
  • 2.6.2 Type of research
  • 2.6.3 Number of price comparisons websites and mystery shops
  • 2.6.4 Supplier website visits
  • 2.6.5 Personalised pricing
  • 2.6.6 Analysis of the results of the mystery shopping exercise
  • 3 General perception of comparison tools
  • 3.1 Usage and perception of comparison tools
  • 3.1.1 E-commerce shortfalls
  • 3.1.2 Comparison tool shortfalls
  • 3.2 Decision-making biases and consumer behaviour in the context of comparison tools
  • 4 Mapping of comparison tools and third-party verification schemes
  • 4.1 Results from the mapping exercise
  • 4.1.1 Breakdown of multi-sector comparison tools by sector combination
  • 4.1.2 What do these results tell us about the commercial aspects of comparison tools?
  • 4.1.3 Whooperates comparison tool websites, and what do they do?
  • 4.1.4 Ranking values given on comparison tools
  • 4.1.5 Important consumer information available on comparison tools
  • 4.1.6 The great unknowns
  • 4.2 Further analysis of comparison tool revenue streams and sourcing of data
  • 4.2.1 Revenue streams
  • 4.2.2 Sourcing of data
  • 4.2.3 Summary
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