A surge in egg prices underscores how persistent inflation is spooking the markets and could check the president’s boldest economic policies.

President Donald Trump took office with a promise to “immediately bring prices down.” But conquering inflation is tricky, and efforts can take months to trickle through the economy. At this early stage in his presidency,

Donald Trump promised as a candidate that he could easily conquer inflation, but the reality is proving tougher than he expected.