INTRODUCTION: As in the modern era of laparoscopic surgery the moving trend has been towards performing less and less invasive techniques. Single incision laparoscopic cholecystectomy (SILC) is a simple and reliable technique in selected cases and with experience hands in advanced laparoscopic surgery. The greatest advantage of this technique is cosmesis and less post-operative pain. AIMS &OBJE...

In this paper we explore the concept of instruments which are played by more than one person, and present two case studies. We designed, built and performed with Feedbørk, a two-player instrument comprising two iPads which form a video feedback loop, and Barrel, a nine-player instrument made up of eight Gametrak controllers fastened to a steel industrial barrel. By splitting the control of thes...

Since the 1992 Amendments to the Higher Education Act (HEA92) increased the borrowing limits for education loans, college students have been financing their higher education with more education-loan debt than ever before. This study uses the policy changes surrounding the HEA92 to investigate why families have borrowed much more. Two possible explanations are considered: (1) students borrowed m...

In this paper, we present some guidelines for implementing various financial instruments for the purposes of credit and payment, including protocols for commercial transactions, dispute resolution, and establishing credit reputation. We strive to employ only widely used, standardized cryptography and keep the proposed procedures as simple as possible on the conceptual level. Also, we want all t...

This interim draft represents work in progress. It is submitted for discussion purposes at the Aggregation of Opinions conference sponsored by the Cowles Foundation, Yale University, September 15–17, 2006.

Financial markets in the past decade witnessed an enormous interest of IPO based financing of technology-based business. At the same time large sums of venture capital were provided to technology-oriented enterprises. In this article we review recent developments in the provision of equity for technology-based enterprises. After a brief introduction in the possibilities for financing enterprise...

The paper presents new machine learning methods: signal composition, which classifies time-series regardless of length, type, and quantity; and self-labeling, a supervised-learning enhancement. The paper describes further the implementation of the methods on a financial search engine system using a collection of 7,881 financial instruments traded during 2011 to identify inverse behavior among t...