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Whether to connect to the U.S. grid is one of three areas Texas policy makers should focus on.

Thomas Peterffy, founder and chairman of Interactive Brokers Group Inc., on Wednesday explained the dire situation in which the market stood in late January as individual investors on social-media platforms were banding together to send a handful of heavily shorted stocks dramatically higher.

Severe weather conditions hitting much of the U.S. have caused some semiconductor companies to idle production capacity, threatening to exacerbate a chip shortage that has already prompted car makers to curtail output at some plants.

Wednesday’s top personal finance stories

BlackRock, the world’s biggest asset manager with some $8 trillion under watch, says the oil companies and other polluting industries it invests in should disclose their carbon emissions and set targets to cut that pollution.