EOQ-based pricing and customer credit decisions under general supplier payments

•A retailer gets an upstream ACC payment while granting a downstream trade credit.•Retailer's demand is a multiplicative function of selling price and credit period.•Optimal price is lower for upstream credit payment and higher for advance payment.•A downstream credit payment has higher price and credit period than a cash payment.•The highest profit is obtained when both up- and down-stream payments are credits.