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Lift and shift: The effect of fundraising interventions in charity space and time

Scharf, Kimberly A.; Smith, Sarah; Wilhelm, Mark Ottoni - 2017

Fundraising interventions may lift donations and/or shift their composition and timing, making it important to study their effect across charity space and time. We find that major fundraising appeals lift total donations, but surprisingly shift donations to other charities across time. To...

Persistent link: https://www.econbiz.de/10012028645

The Impact of Online Sales on Consumers and Firms: Evidence from Household Appliances

Duch-Brown, Néstor; Grzybowski, Lukasz; Verboven, Frank - 2015

In this paper, we estimate a differentiated products demand model to ask three questions regarding the introduction of e-commerce. First, we ask whether the online distribution channel has increased total sales, or only diverted sales from traditional channels. We find that there is some market...

Persistent link: https://www.econbiz.de/10012055339

Relationship of Over-the-top (OTT) Communications and Traditional Telecommunications Services: the Case of Thailand

Jirakasem, Monarat; Mitomo, Hitoshi - 2019

the field of telecommunications and provide evidence of the substitution and guidelines for telecommunications policy …

Persistent link: https://www.econbiz.de/10012113502

Conditional Cooperation and the Effect of Punishment

Kirchkamp, Oliver; Mill, Wladislaw - 2018

positive. The possibility of punishing others has two effects: Substitution and responsibility. Players substitute conditional … the effect of substitution. We conclude that the threat of being punished and the power to punish changes conditional …

Persistent link: https://www.econbiz.de/10011887375

An estimation of quality-adjusted prices for mobile services in Korea

Kim, Wook Joon; Kim, Yongkyu - 2018

The introduction of smartphones marked a transitional phase in the evolution of pricing for mobile communications service markets. Wireless operators migrated to supplying data centric tariffs which have characteristics that are different from the old, which makes it ever more difficult for...

Persistent link: https://www.econbiz.de/10011944647

Ein-Euro-Jobs und reguläre Beschäftigung / One-Euro-Jobs and Regular Employment

Hohendanner, Christian - In: Jahrbücher für Nationalökonomie und Statistik 231 (2011) 2, pp. 210-246

-firm substitution of regular employees by One-Euro-Job participants. The aim of the study is to identify such substitution effects in …-Euro-Jobs’. In a further step I use data from the IAB Establishment Panel 2004 to 2007 to identify substitution effects. To account …. However, the identification of within-firm substitution in the matching procedure requires that the program has no employment …

Persistent link: https://www.econbiz.de/10014609336

Welfare and Pricing of Mail in a Communications Market

De Donder, Philippe; Cremer, Helmuth; Dudley, Paul; … - In: Review of Network Economics 10 (2011) 3

We build a model where a postal incumbent offering single piece, transactional and advertising mail competes with postal entrants and with a firm offering an alternative medium. We solve for the optimal prices under various competition assumptions. We calibrate the model and provide numerical...

Persistent link: https://www.econbiz.de/10014619169

Crowding Out or Complementarity in the Telecommunications Market?

Ribeiro, Ricardo; Vareda, Joao - London School of Economics; Universidade Nova de Lisboa - 2007

There is a substantial number of cases where the a priori relationshipbetween products is not at all clear in the sense that although apparentto be clear substitutes may turn out to be in fact complements, orvice-versa. This paper aims to study the relationship between fixed andmobile telephony...

Persistent link: https://www.econbiz.de/10009435126

Maintaining Analytic Utility while Protecting Confidentiality of Survey and Nonsurvey Data

Singh, Avinash C. - 2010

treatment by perturbation (i.e., substitution of IVs and not SVs) and suppression (i.e., subsampling-out of records). In this … records. Survey sampling techniques of sample allocation are used to assign substitution and subsampling rates to risk strata … defined by unique and nonunique records such that bias due to substitution and variance due to subsampling for main study …

Persistent link: https://www.econbiz.de/10009441177

Substitutability and Competition in the Dixit-Stiglitz Model

Koeniger, Winfried; Licandro, Omar - 2004

The effects of competition on growth are analyzed in the recent literature by comparing economies with the same market structure but different degrees of substitutability. In this note, we show that in a general equilibrium model with monopolistic competition – la Dixit- Stiglitz the effect of...

Persistent link: https://www.econbiz.de/10010261777