common stock is the most important and popular instrument in our capital market. every day, large volumes of stocks are traded on the tehran stock exchange and their ownership is transferred from one investor (natural or fictitious persons) to others. 'sales' is the term commonly used for this act in capital market and among investors. our hypothesis is that the common stocks could be...

The Productivity Commission was established in April 1998 as the Government's principal microeconomic research and advisory body. It undertakes analysis of a broad range of social and economic issues affecting Australia as a whole. For example, it has recently reported into private charities, public housing, government assistance to industry, health insurance and ecologically sustainable land m...

Software in India are protectable under copyright law as computer programmes, but the scope of a ‘literal’ part of a programme and the limits of substantial copying are not yet settled. Author’s ‘fair use’ rights and licence use rights are similarly not clear. Software per se is not patentable, but there are no guidelines as in when software is patentable under the Patents Act. But they are pro...

extension of the building advance-sale contracts on the one hand, and inadequacy of the provisions of the civil code on protection of  building advance-buyers before making its completion, on the other, consequently causing many problems for people in the community (society), has forced the legislature to pass the building advance-sale code in 2010. the parties of these contracts are called adv...

In this paper we consider a risk model with two classes of insurance risks in the presence of multiple thresholds. We assume that the two claim counting processes are, respectively, Poisson and Sparre Andersen with generalized Erlang(2) claim inter-arrival times. We derive an integro-differential system for the Gerber-Shiu functions for surplus-dependent premium rates and a piecewise integro-di...