The Pricing Performance of Market Advisory Services in Corn and Soybeans Over 1995-2003

Scott H. Irwin, Darrel L. Good, João G. Martines-Filho, Lewis A. Hagedorn
2005 Social Science Research Network  
doi:10.2139/ssrn.695224 fatcat:qzc5ayykjvbtbmdwxrz2ykbqwy