Analisis mengenai e-mail dan analisa ekonomi yang digunakan oleh KPPU dalam memutus perkara penetapan harga (studi putusan KPPU Nomor: 04/KPPU-I/2016 dan putusan KPPU nomor: 17/KPPU-I/2010 = Analysis of e mail and economic analysis used by commission for the supervision of bussiness competition republic of Indonesia KPPU RI in terminating price fixing case verdict study of kppu ri decision number 04 KPPU-I/2016 dan KPPU RI decision number 17