APA
Johnson W. R., American Economic Association, Annual meeting of the American Economic Association O. h. t. & Markel K. (2018). AEA Papers and proceedings. Philadelphia: AEA.
Chicago
Johnson William R, American Economic Association, Annual meeting of the American Economic Association One hundred thirtieth and Markel Kelly. 2018. AEA Papers and proceedings. Philadelphia: AEA.
Harvard
Johnson W. R., American Economic Association, Annual meeting of the American Economic Association O. h. t. and Markel K. (2018). AEA Papers and proceedings. Philadelphia: AEA.
MLA
Johnson William R, American Economic Association, Annual meeting of the American Economic Association One hundred thirtieth and Markel Kelly. AEA Papers and proceedings. Philadelphia: AEA. 2018.