Various reasons - capitalism, the degraded ability of bureaucracies to manage things compared to agile private enterprises as technology improves, conflicts of

Various reasons - capitalism, the degraded ability of bureaucracies to manage things compared to agile private enterprises as technology improves, conflicts of interest between nation states, and so forth. Government is not a great mechanism to drive innovation by itself, especially cooperative multi-state efforts. Things are better managed by governments setting good rules in place and private sector entities doing whatever they can to profit within the bounds of those rules.