The major defining characteristic of a market economy is that investment decisions and the allocation of producer goods are mainly made by negotiation through markets. This is contrasted with a planned economy, where investment and production decisions are embodied in a plan of production.
Quick Answer. Current employees can reach the Human Resources department at AT&T by calling 1-800-992-2478 and speaking with a career management professional, as of 2015. Individuals interested in applying for a position with AT&T should utilize the online platform to contact human resources at connect.att.jobs. Continue Reading.
Phone Number: You can call the AT&T headquarters at 1-210-821-4105. This is not the customer service phone number. To reach someone in customer service call 1-800-331-0500 for mobile accounts and 1-800-288-2020 for Uverse products.