Hassan, Mohamat Sabri - 2004
, profitability, price-earnings ratio, market-to-book ratio, research and development activity, auditor, debt-to-equity ratio and type … of extractive firm. This study finds that the variables, firm size, price-earnings and debt-to-equity ratios are … cost of debt (Sengupta, 1998) and equity (Botosan, 1997), resulting in higher security prices (Miller and Bahnson, 2002 …