The Week Ahead

Today

* The Commerce Department reports personal income and spending for December.

* Trial begins for Enron Corp. founder Kenneth L. Lay and former Chief Executive Jeffrey K. Skilling.

* Quarterly earnings reports expected from Exxon Mobil Corp. and Mattel Inc.

Tuesday

* The Conference Board reports its monthly consumer confidence index.

* The Federal Reserve’s Federal Open Market Committee meets to discuss interest rates on Chairman Alan Greenspan’s last day at the central bank.

* Quarterly earnings reports expected from Google Inc., Chiron Corp., Knight Ridder Inc. and Symantec Corp.

Wednesday

* The Commerce Department reports construction spending for December.

* Automakers release their sales figures for January.

* Quarterly earnings reports expected from Boeing Co., Time Warner Inc. and Tribune Co.

Thursday

* The Labor Department reports on productivity and costs for the fourth quarter.

* Quarterly earnings reports expected from Amazon.com Inc. and Comcast Corp.

Friday

* The Labor Department reports on employment for January.

* The Commerce Department reports on factory orders for December.