# Prof. Marcin Kacperczyk's research on credit ratings is cited

1 December 16, 2011 The Wall Street Journal ![Wall Street Journal logo](/sites/default/files/styles/246w/public/assets/images/wsjlogo.jpg?itok=5Qt0z3WX)>

Excerpt from [The Wall Street Journal blog](http://blogs.wsj.com/overheard/2011/12/16/cure-for-ratings-inflation/) -- "Mr. Hong, along with economists Kingsley Fong, [Marcin Kacperczyk](http://w4.stern.nyu.edu/faculty/bio/marcin-kacperczyk) and Jeffrey Kubik, looked to what happens to credit ratings when a company loses an analyst as a result of a brokerage merger."

[Read more](http://blogs.wsj.com/overheard/2011/12/16/cure-for-ratings-inflation/)