How much does the government borrow?

 https://commonslibrary.parliament.uk/research-briefings/sn02812/

Tax and fiscal drag

 Thanks to tutor2u https://www.youtube.com/watch?v=H0hYbLhBYxI&t=3s

Fiscal drag

 Thanks to tutor2u https://www.tutor2u.net/economics/blog/fiscal-drag-the-stealthy-tax-strategy-impacting-your-wallet?utm_medium=email&utm_campaign=Daily%20tutor2u%20Economics%20blog&utm_content=Daily%20tutor2u%20Economics%20blog+CID_c3884d607832358b51d605e8959276d8&utm_source=CampMonitor&utm_term=Fiscal%20Drag%20The%20Stealth%20Tax%20Strategy%20Impacting%20Your%20Wallet

Inheritance tax and fiscal drag

 Thanks to tutor2u https://www.tutor2u.net/economics/blog/inheritance-tax-reform-revenue-raiser-or-a-wealth-redistribution-tool?utm_medium=email&utm_campaign=Daily%20tutor2u%20Economics%20blog&utm_content=Daily%20tutor2u%20Economics%20blog+CID_39448141957f05846d5dbc64c5073652&utm_source=CampMonitor&utm_term=Inheritance%20Tax%20Reform%20Revenue%20Raiser%20or%20a%20Wealth%20Redistribution%20Tool

Unit 2: The 40% tax band and fiscal drag

Thanks to tutor2u for this data

http://www.tutor2u.net/blog/index.php/economics/comments/fiscal-drag-and-the-40-tax-rate?utm_source=feedburner&utm_medium=feed&utm_campaign=Feed%3A+economics_news+%28tutor2u+Economics+Blog%29#When:07:19:45Z

Unit 3: Fiscal Drag

From Geoff Riley comes this example of fiscall drag in action in the UK economy

http://www.tutor2u.net/blog/index.php/economics/comments/fiscal-drag/