A characterization of Haar null sets in the sense of Christensen is given. Using it, we show that if the dual of a Banach space $X$ has the Banach-Saks property, then closed and convex subsets of $X$ with empty interior are Haar null.
@article{118986, author = {Eva Matou\v skov\'a}, title = {The Banach-Saks property and Haar null sets}, journal = {Commentationes Mathematicae Universitatis Carolinae}, volume = {39}, year = {1998}, pages = {71-80}, zbl = {0937.46011}, mrnumber = {1622974}, language = {en}, url = {http://dml.mathdoc.fr/item/118986} }
Matoušková, Eva. The Banach-Saks property and Haar null sets. Commentationes Mathematicae Universitatis Carolinae, Tome 39 (1998) pp. 71-80. http://gdmltest.u-ga.fr/item/118986/
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