bakers are frequently exposed to various irritant chemicals during work which can induce respiratory problems. in this study, pulmonary function tests and self-reported respiratory and allergic symptoms in bakers were compared with matched control subjects. the frequency of respiratory and allergic symptoms was evaluated in a sample of 58 iranian bakers and 58 control subjects using a questionn...

evaluation of agricultural policies is an important issue in agricultural economics literature. economists evaluate policies on base of their welfare effects. the objective of this study is outcome subsidies removing for wheat and bread and its effect on producers and consumers. the minimization of changes in welfare loss is used in this study. the results of the welfare outcomes in wheat marke...

abstract the objective of this study is evaluation of government’s optimum combination of policy instruments on per capita consumption of bread and the share of this product in food cost of families in different income classes. the minimization of changes in dead weight loss function is used in this study. by using boot strop method and on base of normal distribution for supply elasticity and d...

Recently, consumers have become more concerned with foods contain natural ingredients in terms of health and economic. Hence, in this study the effect of concentrate of smoked and sun dried raisin at 3 levels (1, 3 and 5%) as a natural humectant to improve the quality and shelf life of flat bread were investigated. Results showed that addition of smoked and sun dried raisin improved quality and...

OBJECTIVES To explore relations between two estimates of exposure to inhalable flour dust, and the incidence rates (IRs) of asthma and rhinitis in bakers. METHODS This was a retrospective cohort study among 2923 bakers. A posted questionnaire registered the disease and work history. For every year, each baker was assigned an estimate of the exposure concentration to inhalable flour dust deriv...