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&Tâs corporate office contacts are listed below. Anyone who wishes to get in touch with the companyâs head office must go through these channels. AT&T Headquarters Phone Number. +1-210-821-4105. The Headquarters Switchboard Hours are Monday through Friday, from 9 a.m. to 5 p.m. (Central Time Zone) Please note, that while AT&Tâs corporate headquarters are in Dallas, the main telephone number uses a San Antonio area code. AT&T Headquarters Address.