Correction to: The Japanese Economic Review (2020) 71:35–41 https://doi.org/10.1007/s42973-019-00007-w

The article, Notes on “refinements and higher order beliefs”, written by Atsushi Kajii and Stephen Morris, was originally published Online First without Open Access. After publication in volume 71, issue 1, page 35–41 the Japanese Economic Association decided to opt for Open Choice and to make the article an Open Access publication. Therefore, the copyright of the article has been changed to ©The Author(s) 2020 and the article is forthwith distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits use, duplication, adaptation, distribution and reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license and indicate if changes were made.

The original article has been corrected.