this specific need and also the first to present a secure anonymous search system that is practical for real-time querying. In order to achieve this in an efficient manner, we make use of Bloom filters [5], definitions of security for deterministic encryption [22] that we adapt and instantiate in the private

effects. Dumb money -Page 22 IV. Calendar time portfolios, economic significance, and manager skill In this section, we move from cross-sectional regression evidence to examining monthly returns on calendar time portfolios. We start by forming standard long/short portfolio returns consisting of the top

This paper examines international differences in firms ’ cost of equity capital across 40 countries. We analyze whether the effectiveness of a country’s legal institutions and securities regulation is systematically related to cross-country differences in the cost of equity capital. We employ four

Digitising statistics handling through

This paper examines whether cross-listing in the U.S. reduces foreign firms ’ cost of capital. While prior studies document that U.S. cross-listings are associated with substantial increases in firm value, the sources of these valuation effects are not well understood. We estimate the cost

Abstract not found

channels are affected by the cross-listing activity from the home country of the underlying security. Controlling for home-country governance level and firm-specific liquidity, we find that support for the segmentation hypothesis is statistically stronger for Emerging Market companies listing outside US

In presenting this thesis in partial fulfilment of the requirements for a Postgraduate degree

devices in the Internet of Things (IoT) and other data sources are increasingly bridging the gap between the physical and digital world by providing fine-grained data about real-world events. Enterprise software systems are adopting the paradigm of event-based systems (EBS) to enable them to react

Abstract not found