The trough …

“BORIS JOHNSON earns £23,000 a month for just ten hours of work writing a weekly newspaper column, which he often uses to attack Theresa May and her Brexit plans.”

https://www.express.co.uk/news/politics/1026570/boris-johnson-salary-how-much-does-he-earn-a-year-since-quit-cabinet

‘Boris Johnson promises tax cut for 3m higher earners’

https://www.theguardian.com/politics/2019/jun/10/boris-johnson-promise-tax-cut-raise-40p-threshold