Of particular relevance to the work on New Business Models is chapter five which recommends that "the government and the private sector can help smallholders expand and upgrade their range of assets and practices to meet the new requirements of supermarkets and other coordinated supply chains. The options include public good investments to increase farmers' productivity and connectivity to markets, policy changes to facilitate trade and market development, and public private efforts to promote collective action and build the technical capacity of farmers to meet the new standards."
The full text of the WDR report is available here:
http://econ.worldbank.org/WBSITE/EXTERNAL/EXTDEC/EXTRESEARCH/EXTWDRS/EXTWDR2008/0,,menuPK:2795178~pagePK:64167702~piPK:64167676~theSitePK:2795143,00.html