Questions on income in surveys are prone to two sources of errors that can cause bias if not addressed adequately at the analysis stage. On the one hand, income is considered sensitive information and response rates on income questions generally tend to be lower than response rates for other...

Research using the Agricultural Resource Management Survey (ARMS) and other data shows that direct government payments to farmers increase rents and the price of land. However, some ARMS data is imputed and does not account for relationships between payments and other variables. We investigate...

Der Vortrag beschreibt die Entwicklungen der letzten zehn Jahre bezüglich des Zugangs zu amtlichen Mikrodaten, insbesondere Unternehmens- und Betriebsdaten. Dabei werde ich vor allem auf Ergebnisse aus drei Projekten eingehen, an denen ich selbst mitgewirkt habe: (a) Anonymisierung von...

Purpose – Missing data are a recurring problem that can cause bias or lead to inefficient analyses. The objective of this paper is a direct comparison between the two statistical software features R and SPSS, in order to take full advantage of the existing automated methods for data editing...

We analyse the long-term trends in wages in South Africa, using the data from the October Household Surveys, Labour Force Surveys and Quarterly Labour Force Surveys. We show that outliers and missing data need to be taken into consideration when working with these data. Our results show that...

Questions on income in surveys are prone to two sources of errors that can cause bias if not addressed adequately at the analysis stage. On the one hand, income is considered sensitive information and response rates on income questions generally tend to be lower than response rates for other...