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.
Randall Stephenson, AT&T CEO. rs2982@att.com (direct) randall.stephenson@att.com. phone: 210-351-5401 (direct to his secretary) fax 210-351-3553... Read More.