Do incumbent cable TV firms act to deter entry by cities? I use variation in the costs for a city to enter and operate in local cable TV markets to show that incumbent cable TV firms use system upgrades to deter entry by cities. Interestingly, incumbent cable TV firms do not use system upgrades to deter entry by private firms. My research demonstrates that private incumbents actively engage in ...

BACKGROUND AND OBJECTIVES This study compared student knowledge gain from using a CD-ROM-based lecture only, from attending small-group seminars only, and from using a combination of both methodologies. METHODS During a required second-year case-based seminar about falls in the elderly, one third of the 96 second-year medical students were randomized into each of three study groups. One group...

research in public policy centre for market and public organisation Student achievement and teacher turnover what is the link?

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