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Surveying the Virtual World: A Large Scale Survey in Second Life Using the Virtual Data Collection Interface (VDCI)
Bell, Mark W.; Castronova, Edward; Wagner, Gert G. - DIW Berlin (Deutsches Institut für Wirtschaftsforschung) - 2009
Technology has always introduced changes in the way researchers administer surveys. A new technology known as virtual worlds has now emerged that promises to change data collection once again. Virtual worlds are persistent, online, computer-rendered spaces populated by hundreds, thousands, or...
Persistent link: https://www.econbiz.de/10005071113
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Dealing with Incomplete Household Panel Data in Inequality Research
Frick, Joachim R.; Grabka, Markus M.; Groh-Samberg, Olaf - DIW Berlin (Deutsches Institut für Wirtschaftsforschung) - 2010
Population surveys around the world face the problem of declining cooperation and participation rates of respondents. Not only can item nonresponse and unit nonresponse impair important outcome measures for inequality research such as total household disposable income; there is also a further...
Persistent link: https://www.econbiz.de/10008552722
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Representative Wealth Data for Germany from the German SOEP: The Impact of Methodological Decisions around Imputation and the Choice of the Aggregation Unit
Frick, Joachim R.; Grabka, Markus M.; Sierminska, Eva M. - DIW Berlin (Deutsches Institut für Wirtschaftsforschung) - 2007
The definition and operationalization of wealth information in population surveys and the corresponding microdata requires a wide range of more or less normative assumptions. However, the decisions made in both the pre- and post-data-collection stage may interfere consid-erably with the...
Persistent link: https://www.econbiz.de/10005068905
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Missing Income Data in the German SOEP: Incidence, Imputation and its Impact on the Income Distribution
Frick, Joachim R.; Grabka, Markus M. - DIW Berlin (Deutsches Institut für Wirtschaftsforschung) - 2003
subsequent unit-non-response. Applying various income mobility indicators there is a robust picture about income mobility being … interviews, interview mode) as well as indicators for variability in income receipt (due to increased complexity of household …
Persistent link: https://www.econbiz.de/10005069111
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Die Querschnittsgewichtung und die Hochrechnungsfaktoren des Sozio-oekonomischen Panels (SOEP) ab Release 2007 (Welle W): Modifikationen und Aktualisierungen
Pischner, Rainer - DIW Berlin (Deutsches Institut für Wirtschaftsforschung) - 2007
With SOEP's 2007 data release, a number of changes and additions have been made in the cross-sectional weighting scheme. They apply to the following:. - - Inclusion of refreshment sample H.. - - Classification of West Berlin as belonging to the "new" federal states (of former East Germany).. - -...
Persistent link: https://www.econbiz.de/10005071128
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Choices Which Change Life Satisfaction: Revising SWB Theory to Account for Change
Headey, Bruce; Muffels, Ruud; Wagner, Gert G. - DIW Berlin (Deutsches Institut für Wirtschaftsforschung) - 2010
individual preferences and choices on subjective well-being (SWB). It is shown that preferences and choices relating to life …
Persistent link: https://www.econbiz.de/10008568247
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Income Inequality in the 1990s: Comparing the United States, Great Britain and Germany
Burkhauser, Richard V.; Rovba, Ludmila - DIW Berlin (Deutsches Institut für Wirtschaftsforschung) - 2006
Using data from the March Current Population Surveys in the United States, the Household Panel Survey in Great Britain and the Socio-Economic Panel in Germany we find gains from economic growth in the United States over their 1990s business cycle (1989-2000) were more equitably distributed than...
Persistent link: https://www.econbiz.de/10005068826
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Google Econometrics and Unemployment Forecasting
Askitas, Nikos; Zimmermann, Klaus F. - DIW Berlin (Deutsches Institut für Wirtschaftsforschung) - 2009
The current economic crisis requires fast information to predict economic behavior early, which is difficult at times of structural changes. This paper suggests an innovative new method of using data on internet activity for that purpose. It demonstrates strong correlations between keyword...
Persistent link: https://www.econbiz.de/10004963751
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A Schumpeter-Inspired Approach to the Construction of R&D Capital Stocks
Bitzer, Jürgen; Stephan, Andreas - DIW Berlin (Deutsches Institut für Wirtschaftsforschung) - 2002
A new method for constructing R&D capital stocks is proposed. Following Schumpeter, the development of R&D capital stocks is modelled as a process of creative destruction. Newly generated knowledge is assumed not only to add to the existing R&D capital stocks but also, by displacing old...
Persistent link: https://www.econbiz.de/10004963840
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Google Searches as a Means of Improving the Nowcasts of Key Macroeconomic Variables
Kholodilin, Konstantin A.; Podstawski, Maximilian; … - DIW Berlin (Deutsches Institut für Wirtschaftsforschung) - 2009
consumption based on both the conventional consumer confidence indicators and the Google indicators. The latter are extracted from … the Google searches using the principal component analysis. It is shown that the Google indicators are especially … alternative during the 2008m1-2009m5 forecast period. In addition, Google indicators are available at weekly frequency and not …
Persistent link: https://www.econbiz.de/10008549317