Barnes & Noble reports fourth quarter and full fiscal year earnings on Tuesday morning before the market opens. Analysts have low expectations, looking for sales to fall about 4 percent to $1.33 billion, and predicting another sizable loss of 99 cents per share. The company’s stock has fallen back to earth since the error-plagued TechCrunch report on documents showing possible interest in a Microsoft buyout of Nook–which sent shares up to more than $23 a share in May. (It has given up almost all of those gains, now back under $19 a share–falling again first thing this morning, along with […]