Similar Search Results

Multiplicative and fractional strategies when journals are assigned to several sub-fields

Herranz, Neus; Ruiz-Castillo, Javier - C.E.P.R. Discussion Papers - 2011

In many datasets, articles are classified into sub-fields through the journals in which they have been published. The problem is that many journals are assigned to a single sub-field, but many others are assigned to several sub-fields. This paper discusses a multiplicative and a fractional...

Persistent link: https://www.econbiz.de/10009371466

The end of the European Paradox

Herranz, Neus; Ruiz-Castillo, Javier - C.E.P.R. Discussion Papers - 2011

This paper evaluates the European Paradox according to which Europe plays a leading world role in terms of scientific excellence, measured in terms of the number of publications, but lacks the entrepreneurial capacity of the U.S. to transform this excellent performance into innovation, growth,...

Persistent link: https://www.econbiz.de/10009371473

Sub-field normalization in the multiplicative case: Average-based citation indicators

Herranz, Neus; Ruiz-Castillo, Javier - C.E.P.R. Discussion Papers - 2011

This paper investigates the citation impact of three large geographical areas -- the U.S., the European Union (EU), and the rest of the world (RW) -- at different aggregation levels. The difficulty is that 42% of the 3.6 million articles in our Thomson Scientific dataset are assigned to several...

Persistent link: https://www.econbiz.de/10009399720

Sub-field normalization in the multiplicative case: High- and low-impact citation indicators

Herranz, Neus; Ruiz-Castillo, Javier - C.E.P.R. Discussion Papers - 2011

This paper uses high- and low-impact citation indicators for the evaluation of the citation performance of research units at different aggregate levels. To solve the problem of the assignment of individual articles to multiple sub-fields, it follows a multiplicative strategy according to which...

Persistent link: https://www.econbiz.de/10009399723

The Skewness of Science in 219 Sub-Fields and a Number of Aggregates

Albarrán, Pedro; Crespo, Juan A.; Ortuño-Ortín, Ignacio - C.E.P.R. Discussion Papers - 2010

This paper studies evidence from Thomson Scientific about the citation process of 3.7 million articles published in the period 1998-2002 in 219 Web of Science categories, or sub-fields. Reference and citation distributions have very different characteristics across sub-fields. However, when...

Persistent link: https://www.econbiz.de/10008784765

Comparing the Early Research Performance of PhD Graduates in Labour Economics in Europe and the USA

Cardoso, Ana Rute; Guimaraes, Paulo; Zimmermann, Klaus F - C.E.P.R. Discussion Papers - 2009

This paper analyzes the early research performance of PhD graduates in labor economics, addressing the following questions: Are there major productivity differences between graduates from American and European institutions? If so, how relevant is the quality of the training received (i.e....

Persistent link: https://www.econbiz.de/10004979475

The Impact of Economics Blogs

McKenzie, David J.; Özler, Berk - C.E.P.R. Discussion Papers - 2011

There is a proliferation of economics blogs, with increasing numbers of economists attracting large numbers of readers, yet little is known about the impact of this new medium. Using a variety of experimental and non-experimental techniques, we try to quantify some of their effects. First, links...

Persistent link: https://www.econbiz.de/10009293990

Regulatory Protectionism, Developing Nations and a Two-Tier World Trade System

Baldwin, Richard - C.E.P.R. Discussion Papers - 2000

(which are naturally subject to more regulations and standards), so the discrimination may have an 'escalating' feature, much …

Persistent link: https://www.econbiz.de/10005504235

The DVD Versus DIVX Standard War: Empirical Evidence of Network Effects and Preannouncement Effects

Dranove, David; Gandal, Neil - C.E.P.R. Discussion Papers - 2002

In this Paper, we empirically test for network effects and preannouncement effects in the DVD market. We do this by measuring the effect of potential (incompatible) competition on a network undergoing growth. We find that there are network effects. The data is generally consistent with the...

Persistent link: https://www.econbiz.de/10005504276

Free Trade and Evolving Standards

Casella, Alessandra - C.E.P.R. Discussion Papers - 1995

Because standards and regulations respond to a society's demand for specific public goods, we expect them to be shaped … standards should be equal in different societies. This paper studies the interaction between standards and international trade …. It shows that although standards can be used to manipulate trade flows, there is no logical connection between standards …

Persistent link: https://www.econbiz.de/10005504612