New technologies are critical to enhancing agricultural productivity and reducing poverty in many developing countries. While public-sector investment in research has historically driven technological change in agriculture, recent trends suggest that the public sector’s role may not be as significant in the future. There is much optimism about the private sector’s capacity to deliver new techno...

■ Abstract This chapter reviews the literature relevant to environmental governance in four domains of scholarship: globalization, decentralization, market and individual incentives-based governance, and cross-scale governance. It argues that in view of the complexity and multiscalar character of many of the most pressing environmental problems, conventional debates focused on pure modes of gov...

A review of the literature on dental auxiliaries and their utilization in the dental workforce is presented, and their future role is examined in the light of broader issues relating to changing disease patterns and service delivery. Legislative factors, productivity, quality assurance and the potential scope for dental auxiliaries in both the public sector and private practice setting are disc...

OBJECTIVE To identify where in England there are likely to be most constraints on choice of hospital for patients waiting longer than six months for elective care. DESIGN Cross sectional study using routinely collected data. SETTING Population of England and NHS trusts and private sector hospitals in England. PARTICIPANTS All residents in England. MAIN OUTCOME MEASURES Availability of b...

The public Internet is currently far smaller, in both capacity and traffic, than the switched voice network. The private line networks are considerably larger in aggregate capacity than the Internet. They are about as large as the voice network in the U.S., but carry less traffic. On the other hand, the growth rate of traffic on the public Internet, while lower than is often cited, is still abo...