Innovations, be they radical new products or technology improvements are widely recognized as a key factor of economic growth. To identify the factors triggering innovative activities is a main concern for economic theory and empirical analysis. As the number of hypotheses is large, the process...

Over the past few years property management has become a prominent topic in Mainland China. The proprietors expect the property company to provide a broad range of services and deal with kinds of complaints. One of main duties of the property management is to provide a security patrol on the...