Many activities wait for 3D solutions in data storage, processing and analysis. Some of the most appealing ones are urban planning, environmental monitoring, telecommunications (mobile services), public rescue operations, real-estate market, utility management. The role of geo-information in all kinds of business processes is increasing as well. Most business transactions rely on information sy...

Рынок образовательных услуг напрямую связан со стремительно меняющимся рынком труда, поэтому он также должен своевременно отвечать всем стоящим перед ним вызовам. Актуальность выбранной темы обусловлена тем, что в обществе всё чаще поднимается вопрос о ведении карьерной траектории обучающихся учреждений, дальнейшем трудоустройстве выпускников, мерах, способствующих закреплению специалистов за о...

the purpuse of this study was to examine the regulation needs of iranian capital market. the regulation needs was investigated in three areas: 1- information disclosure 2- financial institutions and 3- supervision and market confidence. the results showed that, information disclosure was not adequate in iran, especially in the primary market, where companies issue now securities to the public, ...

JEL code: G14 In this paper, we examine the impact of market activity on the percentage bid-ask spreads of S&P 100 index options using transaction data. We propose a new market microstructure theory called a derivative hedge theory, in which option market percentage spreads will be inversely related to the option market maker's ability to hedge his positions in the underlying market, as measure...