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714 Ergebnisse, ab 21
DIW Wochenbericht 51/52 / 2021

Wohnungspreise sind zumindest in Großstädten auch durch Spekulation getrieben: Interview

2021| Konstantin A. Kholodilin, Erich Wittenberg
DIW Wochenbericht 51/52 / 2021

Immobilienpreisblasen: Gefahr steigt regional – Korrekturen in nächsten Jahren möglich

Die Immobilienpreise in Deutschland steigen weiter – ungeachtet der wirtschaftlichen Verwerfungen infolge der Corona-Pandemie. Eigenheime und Eigentumswohnungen kosteten in den 114 größten Städten Deutschlands in diesem Jahr im Durchschnitt neun Prozent mehr als im vergangenen Jahr. Auch die Mieten stiegen weiter, allerdings deutlich weniger stark. Nicht nur die zunehmende Diskrepanz in der Entwicklung ...

2021| Konstantin A. Kholodilin, Claus Michelsen
Diskussionspapiere 1987 / 2021

Competitors’ Reactions to Big Tech Acquisitions: Evidence from Mobile Apps

Since 2010, Google, Apple, Facebook, Amazon, and Microsoft (GAFAM) have acquired more than 400 companies. Competition authorities did not scrutinize most of these transactions and blocked none. This raised concerns that GAFAM acquisitions target potential competitors yet fly under the radar of current merger control due to the features of the digital economy. We empirically study the competitive effects ...

2021| Pauline Affeldt, Reinhold Kesler
Zeitungs- und Blogbeiträge

Jetzt muss es schnell gehen

In: Die Zeit (01.10.2021), [Online-Artikel] | Marcel Fratzscher
DIW Wochenbericht 37 / 2021

Steuerprivilegien für Immobilien machen deutsches Steuersystem ungerecht und ineffizient: Kommentar

2021| Stefan Bach, Sebastian Eichfelder
Diskussionspapiere 1972 / 2021

The Hidden Homeownership Welfare State: An International Long-Term Perspective on the Tax Treatment of Homeowners

Welfare is traditionally understood through social security decommodifying labor markets or social investment policies. In the domain of housing, however, welfare for homeowners is largely hidden in the tax codes’ fiscal exemptions. Based on a content analysis of legislation, this paper introduces a novel yearly database of 37 countries between 1910 and 2020 to uncover the “hidden welfare state” of ...

2021| Konstantin A. Kholodilin, Sebastian Kohl, Artem Korzhenevych, Linus Pfeiffer
Externe referierte Aufsätze

Mexico and U.S. Power Systems Under Variations in Natural Gas Prices

This study examines the impact of natural gas prices on the power systems of Mexico and the United States. For this, we develop an integrated modeling framework by soft linking three different techno-economic bottom-up models of the power and energy systems, one partial equilibrium model of the natural gas sector, and a partial equilibrium model of the Mexican energy sector. Our results show several ...

In: Energy Policy 156 (2021), 112378, 18 S. | Luis Sarmiento, Anahi Molar-Cruz, Charalampos Avraam, Maxwell Brown, Juan Rossellón, Sauleh Siddiqui, Baltazar Solano Rodríguez
Diskussionspapiere 1965 / 2021

Estimating Demand with Multi-Homing in Two-Sided Markets

We empirically investigate the relevance of multi-homing in two-sided markets. First, we build a micro-founded structural econometric model that encompasses demand for differentiated products and allows for multi-homing on both sides of the market. We then use an original dataset on the Italian daily newspaper market that includes information on double-homing by readers to estimate readers’ and advertisers’ ...

2021| Pauline Affeldt, Elena Argentesi, Lapo Filistrucchi
Diskussionspapiere 1961 / 2021

Economic Effects of the COVID-19 Pandemic on Entrepreneurship and Small Businesses

The existential threat to small businesses, based on their crucial role in the economy, is behind the plethora of scholarly studies in 2020, the first year of the COVID-19 pandemic. Examining the 14 contributions of the special issue on the “Economic Effects of the COVID-19 Pandemic on Entrepreneurship and Small Businesses,” the paper comprises four parts: a systematic review of the literature on the ...

2021| Maksim Belitski, Christina Guenther, Alexander S. Kritikos, Roy Thurik
Diskussionspapiere 1955 / 2021

The Effect of Changing Marginal-Cost to Physical-Order Dispatch in the Power Sector

The analysis of local environmental policies is essential when evaluating the consistency of national public policies vis-à-vis the compliance of global agreements to reduce climate change. This study explores one of these policies; the 2021 Mexican reform to change electric power dispatch from a marginal-cost-based to a command and control physical system prioritizing power generation from the state ...

2021| Raúl Gutiérrez-Meave, Juan Rosellón, Luis Sarmiento
714 Ergebnisse, ab 21
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