@techreport{MoritzSchoeberStadtmann2020, type = {Working Paper}, author = {Moritz, Karl-Heinz and Sch{\"o}ber, Timo and Stadtmann, Georg}, title = {Product differentiation in video games: a closer look at Fortnite's success}, doi = {10.11584/opus4-698}, url = {http://nbn-resolving.de/urn:nbn:de:kobv:521-opus4-6984}, pages = {21}, year = {2020}, abstract = {Fortnite is the most successful video game in terms of revenues generated. Since it belongs to the 'free-to-play games', the company has to optimize the in-game-shop to generate revenues. Product differentiation is one possibility to optimize the profitability of the game. In this paper, we use a microeconomic approach in order to highlight the implications of product differentiation for the profit maximization problem.}, language = {en} } @techreport{BentiStadtmann2021, type = {Working Paper}, author = {Benti, Behailu Shiferaw and Stadtmann, Georg}, title = {Borders in Motion: An application related to the video game Animal Crossing: New Horizons}, doi = {10.11584/opus4-1027}, url = {http://nbn-resolving.de/urn:nbn:de:kobv:521-opus4-10279}, pages = {18}, year = {2021}, abstract = {In 2020, the video game Animal Crossing: New Horizons was listed among the top ten in terms of revenue. We analyze the game by relying on an interdisciplinary framework of border studies. Borders can be interpreted not only in a geographical sense but also in terms of a temporal dimension as well as a cultural dimension. We highlight how the game blurs the borders between the real and virtual world.}, language = {en} } @techreport{StadtmannKaempfZimmermann2023, type = {Working Paper}, author = {Stadtmann, Georg and K{\"a}mpf, Vanessa and Zimmermann, Lilli}, title = {Swiss National Bank: Is the recent loss a threat to monetary policy?}, doi = {10.11584/opus4-1295}, url = {http://nbn-resolving.de/urn:nbn:de:kobv:521-opus4-12956}, pages = {10}, year = {2023}, abstract = {The Swiss National Bank (SNB) announced to refrain from profit distribution in 2022 owing to the accumulation of a huge loss. We examine the key determinants of the SNB's loss and shed light on the implications to conduct monetary policy.}, language = {en} } @techreport{StadtmannRussnakZimmermann2023, type = {Working Paper}, author = {Stadtmann, Georg and Russnak, Jan and Zimmermann, Lilli}, title = {Does Okun's law suffer from COVID-19? Evidence from Europe and the US - A Research Note}, doi = {10.11584/opus4-1294}, url = {http://nbn-resolving.de/urn:nbn:de:kobv:521-opus4-12945}, year = {2023}, abstract = {We analyse the effect of COVID-19 on the Okun's law relationship for several EU countries and the US. Results are based on regressions and a systematic DF-Beta analysis. Our results indicate that the year 2020 is an outlier in the Okun relationship. However, the direction of change is different in the European countries compared to the US.}, language = {de} } @techreport{BentiStadtmann2021, type = {Working Paper}, author = {Benti, Behailu Shiferaw and Stadtmann, Georg}, title = {Animal Crossing: New Horizons meets 'Maslow's pyramid'}, doi = {10.11584/opus4-1155}, url = {http://nbn-resolving.de/urn:nbn:de:kobv:521-opus4-11555}, pages = {17}, year = {2021}, abstract = {Relying on Maslow's needs-based theory of motivation, we analyze the role of the video game Animal Crossing: New Horizons (ACNH) in satisfying needs. We use an interdisciplinary framework involving both psychology and gaming. While ACNH creates a virtual world, we highlight its role in satisfying the needs of the real person. In doing so, we reflect on the interdependence between the real world and the virtual one.}, language = {en} } @techreport{StadtmannTosunPierdzioch2020, type = {Working Paper}, author = {Stadtmann, Georg and Tosun, Aynur Dilan and Pierdzioch, Christian}, title = {Are female skins sold for a lower price? Evidence from the Fortnite game}, doi = {10.11584/opus4-773}, url = {http://nbn-resolving.de/urn:nbn:de:kobv:521-opus4-7738}, pages = {12}, year = {2020}, abstract = {Much significant research has been done to shed light on discrimination of females in, for example, labor markets. Less is known, in contrast, about the amount of discrimination in the virtual world of online gaming. In an early study, Castronova (2004) finds that female avatars receive about 10\\% lower prices in online auctions. In this research note, we re-examine the pricing of avatars sold in the Fortnite game. We cannot reject the null hypothesis that female and male avatars are sold at the same prices. We also account for the impact of a Fortnite sex scandal on the price differential between female and male avatars.}, language = {en} } @techreport{SchoeberStadtmannParshakov2021, type = {Working Paper}, author = {Sch{\"o}ber, Timo and Stadtmann, Georg and Parshakov, Petr}, title = {Survival of professional CS:GO teams: What matters? A Research Note}, doi = {10.11584/opus4-1223}, url = {http://nbn-resolving.de/urn:nbn:de:kobv:521-opus4-12231}, pages = {11}, year = {2021}, abstract = {We analyse Esport data of professional CS:GO teams to shed light on the question of whether diverse teams survive longer. We also control for the prize money as a time dependent covariate. Another focus is on the liability of newness hypothesis.}, language = {en} } @techreport{MoritzStadtmann2021, type = {Working Paper}, author = {Moritz, Karl-Heinz and Stadtmann, Georg}, title = {To vaccinate or not to vaccinate? This is the question! Delay the Booster, maybe you get a Bratwurscht!}, doi = {10.11584/opus4-1231}, url = {http://nbn-resolving.de/urn:nbn:de:kobv:521-opus4-12317}, pages = {10}, year = {2021}, abstract = {A game-theoretic setting is used to illuminate the conflict between vaccination proponents and vaccination opponents. A central result is that vaccination proponents could in principle persuade vaccination opponents to vaccinate by means of subsidization. Such a subsidy could increase benefits for both groups. Deeper analysis provides numerous further insights regarding the stability of these results.}, language = {en} } @techreport{PierdziochSchoeberStadtmann2021, type = {Working Paper}, author = {Pierdzioch, Christian and Sch{\"o}ber, Timo and Stadtmann, Georg}, title = {Law of one price: BigMac versus Fortnite - A note}, doi = {10.11584/opus4-854}, url = {http://nbn-resolving.de/urn:nbn:de:kobv:521-opus4-8540}, pages = {11}, year = {2021}, abstract = {We analyze the law of one price (LoP) based on BigMac and Fortnite prices. We find a positive but less than perfect correlation between the over-/undervaluations of the two indices. While we cannot reject the LoP for the Fortnite data, we find that it does not hold for the BigMac data.}, language = {en} } @techreport{BentiHassStadtmann2021, type = {Working Paper}, author = {Benti, Behailu Shiferaw and Haß, Dominik and Stadtmann, Georg}, title = {Money illusion in free-to-play games}, doi = {10.11584/opus4-1028}, url = {http://nbn-resolving.de/urn:nbn:de:kobv:521-opus4-10281}, year = {2021}, abstract = {Regularly, free-to-play games use their own virtual currency for in-game store purchases. We analyze the money illusion phenomenon by examining free-to-play games and their virtual currency exchange rate policies. We find that above pari exchange rates and advertising bonus packs instead of price discounts lead to money illusion on the side of the customer. Based on our findings, we derive managerial and policy implications.}, language = {en} } @techreport{BentiStadtmann2021, type = {Working Paper}, author = {Benti, Behailu Shiferaw and Stadtmann, Georg}, title = {B|Orders in Motion in the Video Game Industry: An analysis based on Animal Crossing: New Horizon}, doi = {10.11584/b-orders.9}, url = {http://nbn-resolving.de/urn:nbn:de:kobv:521-opus4-11706}, pages = {15}, year = {2021}, abstract = {In 2020, the video game Animal Crossing: New Horizons was listed among the top ten in terms of revenue. We analyze the game by relying on an interdisciplinary framework of border studies. Borders can be interpreted not only in a geographical sense but also in terms of a temporal as well as a cultural dimension. We highlight how the game blurs the borders between the real and virtual world.}, language = {en} }