Analisis dampak market timing equity market timing dan debt market timing terhadap struktur modal: studi empiris perusahaan yang bergerak di bidang properti, real estate, konstruksi yang terdaftar di Bursa Efek Indonesia pada periode 2011-2015 = Analysis of impact of market timing equity market timing and debt market timing on the capital structure: empirical study of property, real estate, and construction corporate in Indonesian stock exchange for period 2011-2015