Tokyo / Bloomberg Demand for 10,000-yen bills is steadily rising in Japan, even as the nation’s population falls and the use of credit cards and other forms of electronic payment increases. While more cash might sound like a good thing, some economists are concerned that it shows Japanese households are squirreling away money at home instead of investing it or …

DETROIT / Bloomberg Detroit’s public schools have reached their borrowing limit and won’t be able to take on more debt to pay bills when money runs out in April if Michigan lawmakers don’t restructure some of its $2 billion of obligations, state officials said. Though the district has borrowed when it ran out of money before, it has reached the …

Bloomberg The Real declined after Brazil’s debt rating was lowered to two levels below investment grade by Moody’s Investors Service, which cited the government’s failure to reduce its fiscal deficit amid deepening political turmoil. The currency dropped 0.7 percent to 3.9864 at 9:50 a.m. in Sao Paulo. The outlook for the rating is negative, Moody’s said in a statement on …