PHOTOGRAPHIC COPYING AND REPRODUCING

Copying and Comparing : Problems

In object oriented programming, it is sometimes necessary to copy objects and to compare them for equality or inequality. We discuss some of the issues involved in copying and comparing objects and we address the problem of generating appropriate copying and comparing operations automatically, a service that is not provided by most object oriented languages and environments. Automatic generatio...

Copying, Sharing, and Aliasing

Study of the history of programming languages reveals a subtle interplay between semantics and implementation. Early languages, designed for maximum eeciency, provided simple abstractions of the underlying hardware. These languages were followed by languages that were \problem oriented" in that they attempted to hide the grosser details of the underlying hardware. Yet confusion between semantic...

Copying and Copyright

This is an overview of the economics of copying and copyright for the Journal of Economic Perspectives.

Beyond Copying

Smart copying

Can imitation be considered one of the most successful strategies in business? My answer is " yes ". It appears that this topic is getting more and more attention nowadays. It is well known that Apple's success can be attributed to taking existing ideas and repackaging them with excellent design. However, no one can readily blame Steven Jobs for lacking originality. Even if the ideas for his co...