Worcestershire schools in the county provide Sixth-form education including two in the city of Worcester. Several vocational colleges provide GCSE and A-level courses and adult education, such as South Worcestershire College, and an agricultural campus of Warwickshire College in Pershore. There is also the University of Worcester, which is located in the city itself and is home to the National Pollen and Aerobiology Research Unit and five other national research centres. The county town and only city is Worcester. The other major settlements, Kidderminster, Bromsgrove and Redditch are satellite towns of Birmingham. There are also several market towns: Malvern, Bewdley, Evesham,
Economics of English towns and trade in the Middle Ages of this growth was that coins had to be manufactured in large numbers, being moved in barrels and sacks to be stored in local treasuries for royal use as the king travelled. The first English guilds emerged during the early 12th century. These guilds were fraternities of craftsmen that set out to manage their local affairs including "prices, workmanship, the welfare of its workers and the suppression of interlopers and sharp practices". Amongst these early guilds were the "guilds merchants", who ran the local markets in towns and represented the merchant community in discussions with the crown. Other early guilds