“Ald. Ameya Pawar (47th) on Friday floated a plan to 'public-tize' Chicago’s water system by selling or giving away shares to city residents and paying them dividends that would amount to universal basic income. … 'I make $108,000-a-year as an alderman — and I’m not complaining . . . But 80 percent of my take home goes to pay for student loans and child care,' said Pawar, who has $200,000 in student loan debt that carries a 7 percent interest rate. … Here’s how Pawar’s proposal would work: The treasurer’s office would either launch a public bank or work with private banks, private investment funds and city employee pension funds to invest in student loans. …”