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.
Employers seeking employment verification for former AT&T employees. 1  Call (800)367-5690. 2  Press 1 for employment verification when the recording prompts you. You must have an employer user ID, or you will have to set one up. 3  Enter the company code 10535 when prompted after signing in is successful.