The Analysis of Investment Efficiency in Mutual Fund for Retirement Plan of Residents in Sisaket Province

Abstract

           This study aims to evaluate the appropriate mutual fund investment efficiency and define mutual fund investment efficiency improvement guidelines for pensionable residents who reside within Sisaket Province area. The samples were divided into 2 groups; 5 informants and 40 mutual fund investors aged 45-60 years old within Sisaket Province area. Daily expenditure was considered as inputs and monthly income was defined as consequences through Data Envelopment Analysis: DEA. This is a unique method because it is a non-parametric estimation. (Nonparametric Method) and no function is defined for use in the model. This allows the researcher to reduce the problem of selecting the functional characteristics that are not suitable for the sample to be studied. by creating boundaries of efficiency (Best-Practice Frontier) from Linear Programming.
The result found that there were only 5 efficient mutual fund investors or 12.5% of entire investors while
the rest 35 investors or 87.5% were considered as inefficient mutual fund investors. As a result of unstable monthly input, we should provide the controllable input table for the investors and also found that there were some investors who were interested to invest in the other funds from any financial institutions. From this concern, mutual fund investment efficiency improvement guidelines for Sisaket Province investors should be provided.