Analisis Pengaruh Perubahan Harga Minyak Mentah dan Gas Alam Terhadap Variabel Makroekonomi dan Stock Return Valuation Indeks Harga Saham Gabungan dan Sektoral Saham Pertambangan di Indonesia Pada Periode 2010-2020 = Management Title: Analysis of the Effect of Changes in Crude Oil and Natural Gas Prices on Macroeconomic Variables and Stock Return Valuation Composite Stock Price Index and Mining Sector in Indonesia Period 2010-2020