The USDA Economic Research Service website contains links to various other Federal and state agencies and private organizations. These links are maintained solely for the user's information and convenience. Once you follow a link to another site, please be aware that you are then subject to the policies of the new site. In addition, please note that USDA does not control and cannot guarantee the relevance, timeliness, or accuracy of these outside materials. Further, the inclusion of links or pointers to particular items in hypertext is not intended to reflect their importance, nor is it intended to constitute approval or endorsement of any views expressed, or products or services offered, on these outside web sites, or the organizations sponsoring the web sites.