Sebelumnya, pemerintah menetapkan beberapa asumsi awal RKP 2008 yaitu, pertumbuhan ekonomi sebesar 6,8-7 persen, defisit anggaran 1,7 persen dari PDB, tingkat inflasi 6 persen, nilai tukar rupiah Rp9.300 per dolar AS, suku bunga BI BI rate sekitar 7,5-8 persen, dan harga minyak mentah pada kisaran 57 dolar AS per barel dengan produksi minyak 1,034 juta barel per hari.
The assumptions included the rates of economic growth at 6.8-7 percent, budget deficit at 1.7 percent of gross domestic product GDP, inflation at six percent, the rupiah's exchange rate at Rp9,300 per US dollar, Bank Indonesia's benchmark rate at 7.5-8 percent and the crude oil price at US$57 per barrel with a daily production of 1.034 million barrels.