It was almost hard to pick a topic this week, since - take this as good or bad news - the stock market isn't leaning wildly in one direction or the other today.  However, the main headline of the moment definitely relates to the reduced inventory of unsold houses. Rex Nutting reports, "The inventory of unsold homes fell a record 7.3% in September to 394,000, the lowest level in four years.  In the past year, inventories have fallen 25.4%, the biggest ...