the main goal of this paper is determining the link between information asymmetry among equity investors and conservatism in financial reporting. becouse we argu that information asymmetry between equeity investors generates accounting conservatism in financial statements. conservatism reduces the manager's incentives and ability to manipulate accounting numbers and so reduces agency costs...

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this paper is about concept maps and how they can assist in the learning ofconcepts of mathematics. first the paper presents the theoretical backgroundand working denitions for concept maps. then this study examines the impactof using concept maps in learning of fractions. results of this study indicatedthat using this strategy was eective in learning of fractions for fourth-gradestudents. th...