Bloomberg The photo-sharing app Instagram spent time focusing on how to retain and engage teenagers, New York Times reported, citing internal documents. Facebook Inc-owned Instagram was privately worried potentially losing teenage users to other social-media platforms, calling it an “existential threat,” according to a marketing presentation for 2018, the year it reached one billion users, the paper reported . Separately, ...

Bloomberg AstraZeneca Plc won a federal court ruling upholding a key patent for its diabetes drug Farxiga, staving off threats from cheaper versions. A trial without a jury in May centered on the validity of a patent that covers Farxiga’s active ingredient, dapagliflozin, its combination with a carrier and methods of treatment. Zydus Cadila conceded infringement before the trial, a ...

Bloomberg Another time-honoured axiom is being put to the test in the post-pandemic stock market, the one that says don’t fight the Federal Reserve. Last week, anyway, optimism around everything from corporate earnings to Covid-19 counts and seasonal market trends put a muzzle on central bank-obsessed skeptics. The S&P 500 shook off the gloom of the last month to post ...