MASS MEDIA	ACTIVISTS	GOVERNMENT	EXPERTS	CORPORATIONS
New social problem offers:	Stories to cover	New issues to galvanize support	New programs, new resources, opportunities to be seen as leaders	New topics on which to apply expertise	New products or new markets for existing products
MASS MEDIA offers:	------------	Publicity for the cause	Publicity for politicians, agencies and programs	Publicity for professions and individual experts	Development of a market, demand for the product
ACTIVISTS offer:	Sources for stories and interpretation	----------------	Political support for politicians, agencies and programs	Clientele and recognition for expertise	Political allies, consumers
GOVERNMENT offers:	Sources for stories and interpretation	Creation and maintenance of policies that support advocates’ goals	___________	Funding, forums, and opportunities to influence policy	Subsidies for R&D, contracts for goods and services
EXPERTS offer:	Sources for stories and interpretation	Authoritative support for advocate positions	Authoritative support for policies, agencies, and programs	---------------	Legitimacy, support for products & services
CORPORATIONS offer:	Sources for stories and interpretation Advertising revenue	Financial support	Political support for politicians, agencies and programs, campaign finance	Clientele for expertise & funding for research	-----------------

Source: modified from Joel Best, Random Violence (UC Press, 1999) p. 59