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Shake Shack rolls out 4-day workweek to attract managers [MSN Money]

Shake Shack, Inc. Class A  (SHAK) 
Last shake shack, inc. class a earnings: 2/24 04:05 pm Check Earnings Report
PDF Shake Shack has rolled out its four-day work week for managers at a third of its locations, CEO Randy Garutti said on Tuesday. [Read more]