important business sectors in Málaga are tourism, construction and technology services, but other sectors such as transportation and logisticsare beginning to expand. The Andalusia Technology Park (PTA), located in Málaga, has enjoyed significant growth since its inauguration in 1992. Málaga is the main economic and financial center of southern Spain, home of theregion's largest bank, Unicaja, and the fourth-ranking city in economic activity in Spain behind Madrid, Barcelona and Valencia