Salary is based on negotiating power, not contribution to society.
There's also no way electricians are more important than mathematicians collectively, if you assume mathematicians never existed electricians would be worth fuck all, whereas if you assumed electricians never existed than mathematicians would still be very useful.
>>13706372>Plumbing>Dig drainage ditch>dig irrigation ditch>Make clay pipe, tilt clay pipe>ta-da, plumbingPlumbing is a huge multiplier of population size and population density even without mathematics. How useful is mathematics in a world where literally everybody shits on the street and consequently dies of disease?
Plumbers are just one of the most useful occupations that has ever existed, I'd probably get rid of mathematicians before I got rid of plumbers. Sparky chuds can get bent though.