Pengaruh market timing pada peningkatan net external financing dan equity ratio terhadap negatif earnings announcement returns, analyst's forecast errors in long-term earnings growth rates dan buy-and-hold returns pada perusahaan manufaktur yang tercatat pada Bursa Efek Indonesia periode 2011-2015 = The effect of market timing on net external financing and equity ratio to negative earnings announcement returns analyst's forecast errors in long term earnings growth rates and buy and hold returns evidence from manufacturing firms listed in Indonesia