If you are truly interested in changing the world, then you need to understand who controls it.  From my perspective from the research I've done in the following report, those who create the money supply are in charge.  The following link starts in the middle of the report - at the core - dealing with how money is created, how this process is abused, and offers some suggestions to the reader

The appalling ignorance of basic economic reality demonstrated by recent letters and comments based upon the erroneous assumption that only those wealthy enough to own property pay into city tax-coffers does help explain the poor decision making by voters for municipal, provincial and federal representatives.