Cheating Clients or Employees

From Halachipedia

Price Manipulation

  1. One may not hoard products, or engage in any act of price manipulation.[1]

Fair Wages

  1. There is no halachic obligation to pay living wages (above minimum wage).[2]
  2. A worker can't take outside work without the consent of his employer only if the outside work will cause his productivity at his job to fall below the average productivity of those who have the same job.[3]

Sources

  1. Shulchan Arukh Choshen Mishpat 231:25.
  2. Rabbi Aaron Levine in Economic Morality and Jewish Law pp. 197-201
  3. Rabbi Aaron Levine in Economic Morality and Jewish Law p. 203, Rabbi Aaron Levine in Free Enterprise and Jewish Law p. 57