Firms in Kenya rely on technologies such as computers, cell-phones, and generators toovercome constraints associated with regulations, infrastructure, security, workforce,corruption, and finance. This study shows that such reliance has significant positive impactson productivity as measured by...

In vielen Köpfen – sowohl bei Erwachsenen wie auch bei Schülern – geistert der Glaube, dassInformatik die Wissenschaft der „Computerlehre“ ist. Schon der berühmte Satz „In derInformatik geht es genauso wenig um Computer wie in der Astronomie um Teleskope“, derdem Informatiker...

The vision of Utility Computing (UtiC) has gained significant interest in the last years and hasbecome a popular buzzword, that describes the idea of packaging of computing resources, such asstorage space, server capacity, bandwidth or computer processing time, as a metered service similarto a...

In this paper, we study a voluntary contribution mechanism withone-way communication. The relevance of one person’s words is assessedby assigning exogeniously the role of the ‘communicator’ to onegroup member. Contrary to the view that the mutual exchange ofpromises is necessary for the...

Seit langem ringen in den Konstruktionsauffassungen und Konstruktionslehren verschiedenerTechnikbereiche künstlerisches Designverständnis auf der einen und Verwissenschaftlichungsbzw.Rationalisierungs-Leitbilder auf der anderen Seite miteinander. In Frühphasen neuerTechnikbereiche dominieren...

After many years of large drops in the cost information and communicationtechnology, the evidence on its impact on productivity growth in non-IT produc-ing sectors continues to be mixed.We propose a framework to study the impactof information and communication technology on growth through its...

The extent to which the impact of computer skills depends on how computers are used isinvestigated using British data from an establishment survey, cohort studies and theEuropean E-Living survey...

The primary target of the CATNETS project is the quantitative comparison between thetechnical and economic efficiency of market-based resource allocation mechanisms inapplication layer networks such as Grids. Here, two fundamentally different approachesare compared. A centralized –...