طاهرپور، جواد، علیاصغر سالم و سارا امیری (1395)، «محاسبه و ارزیابی هزینههای فناوری اطلاعات و ارتباطات در بودجه خانوارهای شهری و روستایی به تفکیک گروههای درآمدی»، فصلنامه اقتصاد و تجارت نوین، سال 11، شماره 4، صص 102-75.
طیبنیا، علی و حامد فرنام (1394)، «مدلسازی تابع تقاضای پول و برآورد منحنی انگل آن در ایران با استفاده از سیستمهای تقاضای EASI»، فصلنامه تحقیقات مدلسازی اقتصادی، دوره 5، شماره 19، صص ۱48-۱13.
فروزنده دوست، محمدرضا (1391)، «نقش فناوری اطلاعات در توسعه اقتصادی»، گزارش طرح پژوهشی مصوب سازمان فناوری اطلاعات ایران.
منجذب، محمدرضا (1380)، «انتخاب میان مدلهای خطی و خطی لگاریتمی با اتکابه روشهای اقتصادسنجی (بررسی موردی منحنی انگل)»، پژوهشنامه اقتصادی، سال دوم، شماره دوم، صص 134-121.
Agüero, A. (2008). Telecommunications expenditure in peruvian households. DIRSI research brief.
Agüero, A., & De Silva, H. (2009). Bottom of the pyramid expenditure patterns on mobile phone services in selected emerging Asian countries.
Bae, S. H., & Shin, M. (2007). Telecommunications expenditure potential of Korean households and income turning point. info, 9(6), 45-56.
Banks, J., Blundell, R., & Lewbel, A. (1997). Quadratic Engel curves and consumer demand. Review of Economics and statistics, 79(4), 527-539.
Bewley, R. A. (1982). On the functional form of Engel curves: the Australian household expenditure survey 1975–76. Economic record, 58(1), 82-91.
Blundell, R., Pashardes, P., & Weber, G. (1993). What do we learn about consumer demand patterns from micro data?. The American Economic Review, 570-597.
BuShehri, M. A., & Wohlgenant, M. K. (2012). Measuring the welfare effects of reducing a subsidy on a commodity using micro-models: An application to Kuwait's residential demand for electricity. Energy Economics, 34(2), 419-425.
Cooper, R. J. (2012). Measuring the impact of innovations in public IT infrastructure on the standard of living in OECD economies.
Deaton, A., & Muellbauer, J. (1980). Economics and consumer behavior. Cambridge university press.
Gorman, W. M. (1981). Some engel curves. Essays in the Theory and Measurement of Consumer Behavior.
Houthakker, H. S. (1960). Additive preferences. Econometrica: Journal of the Econometric Society, 244-257.
Ker, A. (2011). Conditional and unconditional quantile estimation of telecommunications Engel curves. Unpublished manuscript, university of guelph.
Leser, C. E. V. (1963). Forms of Engel functions. Econometrica: Journal of the Econometric Society, 694-703.
Lewbel, A. (1991). The rank of demand systems: theory and nonparametric estimation. Econometrica: Journal of the Econometric Society, 711-730.
Peña-López, I. (2009). Manual for the Production of Statistics on the Information Economy.
Phlips, L. (2014). Applied Consumption Analysis: Advanced Textbooks in Economics (Vol. 5). Elsevier.
Rajapakse, S. (2011). Estimation of a complete system of nonlinear Engel curves: Further evidence from Box–Cox Engel curves for Sri Lanka. Applied Economics, 43(3), 371-385.
Setthawong, P. (1973). An Econometric Analysis of Engel Curves: Based on MSU Consumer Panel Data. Michigan State University. Department of Economics.
Shamsudin, M. N., Mohamed, Z., Abdullah, A. M., & Radam, A. (2009). Evidence of Engel curves in food away from home: A study of Malaysia.
UNSTATS (2000), Classification of Individual Consumption According Purpose.
Wan, G. H. (1996). Income elasticities of household demand in rural China: estimates from cross-sectional survey data. Journal of Economic Studies, 23(3), 18-33.
Working, H. (1943). Statistical laws of family expenditure. Journal of the American Statistical Association, 38(221), 43-56.
Yeong-Sheng, T. E. Y. (2008). Household expenditure on food at home in Malaysia. University Library of Munich, Germany.