"Businesses would have to raise wages to above the living wage to attract people to what are currently lower-paid jobs – assuming that means they will have to p

"Businesses would have to raise wages to above the living wage to attract people to what are currently lower-paid jobs – assuming that means they will have to pay living wage + 5%" I could see the opposite happen. Assuming you also did away with minimum wages, people could engage in as much or as little casual employment as they wanted to, because they would have their basic income to cover essentials. Not unlike many US teenagers who pick up a summer job for spending money rather than for survival.