Interesting article that looks at the 'knapsack problem' as it relates to learning objects. "The problem is to decide if any subset of the RLOs can be found that will: have a total cost within maximum budget for the course but offer at least a certain amount of EV (educational value)." As it stands, the market is too complex (and making learning objects smaller makes it even more complex). And simplifying it either reduces educational value or puts selection decisions into the hands of external agencies. "It should be clear," writes the author, "that a global market provides no quick solution to defining quality from a purchaser's perspective."
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