Vartia, Yrjö O.; Vartia, Pentti L. I. Descriptive index number theory and the bank of Finland currency index. (English) Zbl 0547.90021 Scand. J. Econ. 86, 352-364 (1984). MSC: 91B82 PDFBibTeX XMLCite \textit{Y. O. Vartia} and \textit{P. L. I. Vartia}, Scand. J. Econ. 86, 352--364 (1984; Zbl 0547.90021) Full Text: DOI
Vartia, Yrjö O.; Weymark, John A. Four revealed preference tables. (English) Zbl 0471.90007 Scand. J. Econ. 83, 408-418 (1981). MSC: 91B08 PDFBibTeX XMLCite \textit{Y. O. Vartia} and \textit{J. A. Weymark}, Scand. J. Econ. 83, 408--418 (1981; Zbl 0471.90007) Full Text: DOI