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The present dissertation conducts empirical research on the relationship between urban life and its economic costs, especially for the environment. On the one hand, existing gaps in research on the influence of population density on air quality are closed and, on the other hand, innovative policy measures in the transport sector are examined that are intended to make metropolitan areas more sustainable. The focus is on air pollution, congestion and traffic accidents, which are important for general welfare issues and represent significant cost factors for urban life. They affect a significant proportion of the world's population. While 55% of the world's people already lived in cities in 2018, this share is expected to reach approximately 68% by 2050.
The four self-contained chapters of this thesis can be divided into two sections: Chapters 2 and 3 provide new causal insights into the complex interplay between urban structures and air pollution. Chapters 4 and 5 then examine policy measures to promote non-motorised transport and their influence on air quality as well as congestion and traffic accidents.
This thesis is analyzing multiple coordination challenges which arise with the digital transformation of public administration in federal systems, illustrated by four case studies in Germany. I make various observations within a multi-level system and provide an in-depth analysis. Theoretical explanations from both federalism research and neo-institutionalism are utilized to explain the findings of the empirical driven work. The four articles evince a holistic picture of the German case and elucidate its role as a digital government laggard. Their foci range from macro, over meso to micro level of public administration, differentiating between the governance and the tool dimension of digital government.
The first article shows how multi-level negotiations lead to expensive but eventually satisfying solutions for the involved actors, creating a subtle balance between centralization and decentralization. The second article identifies legal, technical, and organizational barriers for cross-organizational service provision, highlighting the importance of inter-organizational and inter-disciplinary exchange and both a common language and trust. Institutional change and its effects on the micro level, on citizens and the employees in local one-stop shops, mark the focus of the third article, bridging the gap between reforms and the administrative reality on the local level. The fourth article looks at the citizens’ perspective on digital government reforms, their expectations, use and satisfaction. In this vein, this thesis provides a detailed account of the importance of understanding the digital divide and therefore the necessity of reaching out to different recipients of digital government reforms. I draw conclusions from the factors identified as causes for Germany’s shortcomings for other federal systems where feasible and derive reform potential therefrom. This allows to gain a new perspective on digital government and its coordination challenges in federal contexts.
Why do exercises in collaborative governance often witness more impasse than advantage? This cumulative dissertation undertakes a micro-level analysis of collaborative governance to tackle this research puzzle. It situates micropolitics at the very center of analysis: a wide range of activities, interventions, and tactics used by actors – be they conveners, facilitators, or participants – to shape the collaborative exercise. It is by focusing on these daily minutiae, and on the consequences that they bring along, the study argues, that we can better understand why and how collaboration can become stuck or unproductive. To do so, the foundational part of this dissertation (Article 1) uses power as a sensitizing concept to investigate the micro-dynamics that shape collaboration. It develops an analytical approach to advance the study of collaborative governance at the empirical level under a power-sensitive and process-oriented perspective. The subsequent articles follow the dissertation's red thread of investigating the micropolitics of collaborative governance by showing facilitation artefacts' interrelatedness and contribution to the potential success or failure of collaborative arrangements (Article 2); and by examining the specialized knowledge, skills and practices mobilized when designing a collaborative process (Article 3). The work is based on an abductive research approach, tacking back and forth between empirical data and theory, and offers a repertoire of concepts – from analytical terms (designed and emerging interaction orders, flows of power, arenas for power), to facilitation practices (scripting, situating, and supervising) and types of knowledge (process expertise) – to illustrate and study the detailed and constant work (and rework) that surrounds collaborative arrangements. These concepts sharpen the way researchers can look at, observe, and understand collaborative processes at a micro level. The thesis thereby elucidates the subtleties of power, which may be overlooked if we focus only on outcomes rather than the processes that engender them, and supports efforts to identify potential sources of impasse.