In order to improve outage property of cooperative communication system, directional antenna technology could be introduced. The paper proposes single relay AF cooperative communication protocol based on directional antenna and deduces the outage probability of system in fully directional mode...

Purpose: The purpose of this paper is to identify the relation between cash flow volatility and trade credit offered by firms in developing Asian economies. Design/methodology/approach: The study conducts country fixed effect regressions testing the relationship between cash flow volatility and...