--- title: What we know in corporate finance date: "2003-04-30T12:00:00Z" categories: - links wp_id: 926 description: Review a concise summary of established principles and unresolved questions in corporate finance. Based on Brealey and Myers, it covers key themes like market efficiency, value additivity, and the capital structure puzzle. keywords: [corporate finance, brealey and myers, market efficiency, capital structure, value additivity, financial theory] --- Excellent summary of [what we know and don't in corporate finance](http://www.mhhe.com/business/finance/bm/student/olc/ch35s_intro.htm) from Brealey and Myers.