Pengaruh Struktur Modal, Investment Opportunity Set, Ukuran Perusahaan, Return On Asset dan Likuiditas terhadap Kualitas Laba pada Perusahaan Jasa yang Terdaftar di Bursa Efek Indonesia

The purpose of this study was  to  see  and  test the  effect  of  Capital Structure, Investment Opportunity Set (IOS), Company Size, Return on Asset (ROA) and Liquidity on Earning Quality at Service Companies listed on the IDX (Indonesia Stock Exchange) in 2017-2019. This  research  uses  the  quantitative  descriptive approach. The population obtained was 79 companies  listed  on  the IDX (Indonesia  Stock Exchange) from 2017-2019. Samples were taken  by  using  purposive sampling technique. This technique is also often used  by  other  researchers  because the obtained samples are closer to the research objectives. The obtained samples were 16 companies. The data analysis used various kind of analysys, namely ; the multiple linear analysis, the coefficient of determination test, the classical assumption test, the F test  and  the  t  test. This  result  of  this  study shows that, partially, the Capital Structure,  Investment  Opportunity  Set (IOS),  Company Size, Return on Asset (ROA) and Liquidity did not significantly affect  the  Earning Quality  listed  on  the IDX (Indonesia  Stock  Exchange) in 2017-2019.  Neither, simultaneously, the Capital  Structure,  Investment  Opportunity  Set (IOS),  Company  Size, Return on Asset (ROA) and Liquidity is significant on the  Earning  Quality  at  Service Companies listed on the IDX (Indonesia Stock Exchange) in 2017-2019. Keywords : Capital Structure, Investment  Opportunity  Set,  Company  Size,  Return on Asset and Liquidity (Current Ratio).