Sustainable, inclusive growth is the sine qua non of free markets. Our economy, and society, can thrive only if more people take part: cooperating, investing, creating, and solving to provide solutions, in a responsible way, that other people value. In this special 20th anniversary edition, we reflect on fundamental lessons and urgent challenges; provide a compendium of selected, previously published articles that explore core principles of corporate finance across five essential categories; and chart how the market has grown.