Unfair competition behavior refers to behaviors in which an operator uses fraud, coercion, inducement, slander, and other means that violate business practices of good faith and fair competition to engage in market transactions, harm the interests of other operators, and disrupt the fair competition order. According to the above definition, Which of the following acts are not unfair competition acts (). ['Use a name and packaging similar to a well-known product, so that buyers mistake it for the well-known product.', 'Rebate to other units or individuals in secret when selling goods.', 'Selling goods at a price below the cost for debt settlement.', 'Local governments use administrative power to restrict foreign goods from entering the local market.']