We propose a new procurement procedure which allocates shares of the total amount to be procured depending on the bids of suppliers. Among the properties of the mechanism are: (i) Bidders have an incentive to participate in the procurement procedure, as equilibrium payoffs are strictly positive. (ii) The mechanism allows to vary the extent to which affirmative action objectives, like promoting ...

shareholders of joint stock companies have several rights. the most typical categorization of shareholders' right is financial and non-financial right. every one's intention of investing in commercial companies is to make profit; hence, the most important right of shareholders is to enjoy the dividend of the company. this right is a financial one. furthermore, after dissolution of the...

The production of mAbs of various isotypes to Schistosoma mansoni has greatly contributed to the appreciation of the function of antibodies in the immunity against schistosomiasis, and has allowed the characterization of several potential protective antigens . Using this approach, we clearly established in previous studies (1, 2) the close relationship existing between a 38,000 Mr S. mansoni sc...

Penelitian ini bertujuan menganalisis serta melihat seberapa besar abnormal return saham trading volume activity sebelum buyback saham, awal pelaksanaan di akhir perusahaan BUMN pada kondisi pandemi Covid-19. Sampel yang digunakan merupakan mela­ku­kan corporate action berupa stock masa Pademi Hasil didapat menunjukkan periode stock, masih hasil negatif, namun positif terjadi beberapa BUMN, ber...

in this study, the situation of iran, u.s and turkey's pistachio export is investigated. to this purpose, revealed comparative advantage (rca) index is calculated based on agricultural and total economy export, separately, then forecasted by using auto- regressive integrated moving average (arima) approached, for 2008-2013. the results show that considering both commodity baskets, turkey and ir...

While previous studies did not consider that buyback contracts in collusive research of supply chains and the contract particularly strengthens collusion between retailers chain, we address a new question: What is effect different retailer patterns information sharing mechanisms on benefits each member with contracts? To answer this question, develop four two-echelon chain models. The model con...

population in all countries plays a fundamental role in economic growth and economic development. but besides absolute size and growth rate of population, the more important factor will be “age structure” or “age distribution” of population, because it can be as source of many economical, social, and political challenges. in this research, we investigate effect of changes in population shares i...