The file ?Code_JCD? corresponds to Section III and IV of the article ?The Juvenile Crime Dilemma? and requires the .xls file ?Matrix_HB_2001? as an input. The corresponding changes in model parameters must be introduced in order to reproduce all the results stated in Section IV. The file ?Code_JCD_Finland? corresponds to Section V of the article ?The Juvenile Crime Dilemma? and requires the .xls file ?Matrix_HB_ Finland? as an input. The file ?Code_JCD_AofM? corresponds to Section V of the article ?The Juvenile Crime Dilemma? and requires the .xls file ?Matrix_HB_2009? as an input. The file ?Code_JCD_Adults_18_27? corresponds to Section V of the article ?The Juvenile Crime Dilemma? and requires the .xls file ?Matrix_HB_2009? as an input.