List of Articles Investment inefficiency Open Access Article Abstract Page Full-Text 1 - The effectiveness test of customer concentration on cash holdings adjustment speed in listed companies in Tehran Stock Exchange Mohammad Amin Rastegar Open Access Article Abstract Page Full-Text 2 - Assessment the Impact of Inefficient Investment Decisions on the Relationship between Conservatism and New Investment Mohammad Hassani Saeid Asadian Feyli Open Access Article Abstract Page Full-Text 3 - The Impact of Investment Inefficiency and Cash Holding on CEO Turnover Masoud Taherinia 10.22034/amfa.2020.674945