Cost Cuts, Credit-Card Lending Buoy Bank Earnings - Wall Street Journal

https://www.wsj.com/articles/cost-cuts-credit-card-lending-buoy-bank-earnings-1507837248

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Growth in credit-card lending and a tight rein on costs boosted third-quarter profits at J.P. Morgan Chase & Co. and Citigroup Inc., offsetting downbeat trading results and a still-challenging interest-rate environment.

The results, though, pointed to early signs of a potential deterioration in consumer-credit quality, which could be a concern for a host of lenders and credit-card issuers.

The…