“…Other payment methods for technology licensing are also analyzed in the literature, for example, ad valorem royalties (San Martín & Saracho, 2010), combinations of a lump-sum fee and an ad valorem royalty (Fan et al, 2018;San Martín & Saracho, 2015), three-part tariffs that consist of a lump-sum fee, a per-unit royalty, and an ad valorem royalty (Banerjee et al, 2023), and profit-sharing (Bolatto & Pignataro, 2023;Colombo et al, 2021). Many of these previous studies compared the above payment methods with payment methods such as lump-sum fees, per-unit royalties, and their combinations from the perspective of the technology holder, consumers, or social welfare.…”