These slides allow you to build up the diagram in front of students. This way students understand the rationale behind each step and can reproduce and analyse the graphs. The slides cover both Positive Consumption and Positive Production Externalities.


The download includes an editable 28-slide PowerPoint Document.


These slides are also available as part of the Externality bundle.

Building Positive Externality Graphs Slides

  • Upon purchase, you will be emailed a link to download a PowerPoint file. The link is valid for 30 days. Please ensure you save your product somewhere safe and that you have the necessary software to download and view the file.

  • This download is licensed to either an individual or a department.

    As an individual, you may carry the resource from school to school but not share with colleagues.

    As a department, you may share with colleagues but not share the resource between schools.

    You may place on a secured VLE, but please don't post it elsewhere on the web, for example on a school website.