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.
AT&T GoPhone. 1  Account number - you'll need to contact GoPhone customer service (611 from your mobile phone). 2  PIN number - Set up initially when you opened the account: if you don't remember if you'll need to contact customer service at 1-800-901-9878.