Multi-store ...rms are common in the retailing industry. Theory suggests that cross-elasticities between stores of the same ...rm enhance market power. To evaluate the importance of this e¤ect in the UK supermarket industry, we estimate a model of consumer choice and expenditure using three data sources: pro...t margins for each chain, a survey of consumer choices, and a data set of store chara...

Hard discounters, such as Aldi and Lidl, have become more important in the last decade. Recent research suggests that presence of a hard discounter (HD) decreases customers’ share wallet. In this study, we aim to understand why occurs, by considering how HD affects store attributes satisfaction. particular, investigate whether satisfaction formation well effect on We analyze Dutch data attribut...

To realize the vision of the Semantic Web, efficient storage and retrieval of large RDF data sets is required. A common technique for persisting RDF data (graphs) is to use a single relational database table, a triple store. But, we believe a single triple store cannot scale for large-scale applications. This paper describes storing and querying persistent RDF graphs in Jena, a Semantic Web pro...

Big Data has indeed been the word which IT Industry is talking about lately. With advancement of automation and data being processed in real time, it has now become a necessity for companies to look forward to sustainable solutions to store their huge datasets and compute valuable information out of it. High performance computing heavily relies on distributed environments to process large chunk...

In the UIMA text annotation framework the most common way to store annotated documents (CAS) is by serializing the document to XML and storing this XML in a file in the file system. We present a framework to store CASes as well as their type systems in a relational database. This does not only provide a way to improve document management but also the possibility to access and manipulate selecti...

RMS is a new mail store and retrieval system which is designed for use in a nomadic setting. It supports a number of unique features: • unlimited replication of the mail store’s contents, • disconnected operation on individual replicas, • fully automatic merging of replicas using standard file synchronization tools, • per-message access capabilities for untrusted external readers, • access to m...

It's not surprisingly when entering this site to get the book. One of the popular books now is the common symptoms of diseases in children. You may be confused because you can't find the book in the book store around your city. Commonly, the popular book will be sold quickly. And when you have found the store to buy the book, it will be so hurt when you run out of it. This is why, searching for...