%0 Journal Article %T Who is better for single and double coupon promotion? Comparison from dual‐channel and two‐period %A Tian, Yingdong %A Yang, Wensheng %A Wen, Kun %A Zhang, Dawei %J Managerial and Decision Economics %V 44 %N 4 %P 2079-2093 %@ 0143-6570 %D 2023-06-01 %I Wiley Subscription Services, Inc., A Wiley Company %~ DeepDyve