Study Of Main Components Of Effective Tax Rate In The Accepted Firms, In The Tehran Stock Exchange, Based On Model Of Multivariate Nonlinear Regression.

Document Type : Original Article

Authors

10.22034/iaar.2014.104329

Abstract

Effective Tax Rate Of Firms Plays An Important Role In Economical Decision Making For Firms, Legislators, And Financial Analysts. This Paper Has Been Effectively Studied The Effect Of Firm Size, Capital Intensity, Leverage, Maintenance Intensity Of Inventory, Audits Fee And Ratio Of State Ownership As A Part Of Main Components Of Effective Tax Rate In The Accepted Firms, In The Tehran Stock Exchange, Where In This Relationship, Relationship Exchange, Between Effective Tax Rate With Firm Size, Capital Intensity, And Leverage Have Been Considered To Be Nonlinear. For This Purpose, Compositional Data From 68 Firms Has Been Used, As Of 1368 To 1390. The Results From Statistical Analyses Shows That There Is An Meaningful Nonlinear Relationship Between Effective Tax RateWith Firm SizeAnd Leverage, And Also There Is An Meaningful And Direct Relationship Between Effective Tax Rate With Investment Intensity In Good InventoryAnd  Profitability. While, There Is A Meaningful Inverse Linear Relationship Between Effective Taxes Rate With State Ownership And Auditors' Fees. Meanwhile, There Was No Meaningful Nonlinear Relationship Between Effective Taxes Rate And Investment Intensity.

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