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Quality & Quantity

International Journal of Methodology

Quality & Quantity OnlineFirst articles


How does public service motivation affect teacher self-reported performance in an education system? Evidence from an empirical analysis in Italy

This paper deals with self-reported teacher performance, and the starting point is the relationship between teacher performance and the main determining factor, public service motivation. This relationship is complex because other relevant key …


An investigation of effective factors on children’s growth failure in Iran using multilevel models

Delay or stop in children’s growth is referred to as failure to thrive (abbreviated as FTT) which leads to adverse effects such as increased mortality, reduced learning, cognitive, physical, and emotional disability, and other related illnesses.


Multivariate approach to evaluate the relationship among geophysical and geochemical variables during an unrest period at Campi Flegrei caldera (Italy)

Campi Flegrei is a caldera in Southern Italy, which has manifested signs of significant unrest in the last years. Indeed, during volcanic crises, the ground of Campi Flegrei caldera begin to grow steadily, the earthquake swarms become more common …


Intriguing behavior when testing the impact of quotation marks usage in Google search results

Internet research on search engine quality and validity of results demand much concern. Thus, the focus in our study has been to measure the impact of quotation marks usage on the internet search outputs in terms of Google search outcomes’ …


Drawing the optimal monetary poverty lines based on empirical data: an application to Spain

This study incorporates revealed severe material deprivation in the determination of the at-risk-of monetary poverty lines from the perspective of equivalent income. In this way, two poverty perspectives which were previously seen as independent …

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Über diese Zeitschrift

Quality and Quantity constitutes a point of reference for European and non-European scholars to discuss instruments of methodology for more rigorous scientific results in the social sciences.
The journal publishes papers on models of classification, methods for constructing typologies, models of simulation, neural networks and fuzzy sets for social research, mathematical models applied to social mobility, mathematical models of voting behavior, qualitative methodology and feminist methodology, discussions on the general logic of empirical research, analysis of the validity and verification of social laws, and similar topics.
Quality and Quantity is an interdisciplinary journal which systematically correlates disciplines such as mathematics and statistics with the social sciences, particularly sociology, economics, and social psychology.
The journal extends discussion of interesting contributions in methodology to scholars worldwide, to promote the scientific development of social research.

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