Selecting single items to measure doubly concrete constructs: a cautionary tale

- Sarstedt, Marko, Diamantopoulos, Adamantios, Salzberger, Thomas, Baumgartner, Petra

Should we use single items? better not

- Sarstedt, Marko, Diamantopoulos, Adamantios, Salzberger, Thomas

Guidelines for choosing between multi-item and single-item scales for construct measurement: a predictive validity perspective

- Diamantopoulos, Admantios, Sarstedt, Marko, Fuchs, Christoph, Wilczynski, Petra, Kaiser, Sebastian