1.01 in 1991. However, revenue totals continue to grow impressively, with international billed revenues exceeding $13 billion in 1993. Telephone traffic accounts for more than 90 percent of billed revenue per minute. Growth in international telecommunications traffic and revenues continues to increase at a faster pace than in the domestic market. Telephone traffic volume generally moves in rhythm with the nation's economic pulse, so that improvement in the U.S. economy in 1994 should help stimulate increases in long distance and international calls. Long distance networks now are nearly 100 percent fiber, although the carriers utilize satellite and microwave circuits for backup and special facilities applications. Both local and long distance carriers are either investing in or evaluating applications using digital technologies for wireless communications networks, including point-to-point microwave links and wireless access technologies such as cellular. Local markets are ruled by the Bell operating companies which are subsidiaries of the five baby bells.WIRELESS SEGMENT The wireless telecommunications industry is comprised of both analog and digital providers of wireless services. The wireless segment is growing at about 20% per year. The main industry participants are also many of the same companies that provide wire line services to consumers and business. Wireless participants are cellular wireless providers and broadband personal communications services (PCS) providers which operate networks based on a system of geographic cells and enhanced specialized mobile radio (ESMR) operators which concentrate their channels on dispatch services. http://tap.gallaudet.edu/hatfield.htmSocial and economical impacts of telecommunication services A number of efforts addressing the social and economic consequences of new information and communication services are underway, including work within governmental bodies such as the Inform...
