Just in time for Halloween something has Wall Street spooked. Yesterday, the Dow fell by more than 200 points for the second time in three trading days.

3M — best known for making Scotch tape and Post-it notes — had been interested in acquiring Avery Dennison Corporation, known for labeling and packaging materials.

This morning's Wall Street Journal reports, the big manufacturer 3M says it will stop offering some kinds of health insurance because of the…

Because of the ongoing market turmoil, several companies are merging in order to survive. Some results of these mergers:…