Hubungan Dinamis Antara Harga Emas, Harga Minyak Mentah, Nilai Tukar Rupiah, dan Produk Domestik Bruto (PDB) di Indonesia Periode 1999-2018 dengan Analisis Phase-wise = Dynamic Relationship Between Gold Prices, Crude Oil Prices, Rupiah Exchange Rates, and Gross Domestic Product (GDP) in Indonesia Period 1999-2018 with Phase-wise Analysis