Using a unique dataset of maize samples and consumer interviews form Eastern Kenya, we find that the presence of the fungal contaminant aflatoxin is negatively associated with the use of maize flour for food. While food remains the most common use of maize regardless of the presence of the...

When quality is not observable by prospective buyers, theory predicts that the quality of marketed goods will suffer, and the volume of trade will be depressed. Using data from more than 2,000 maize samples collected in four Kenyan provinces, we show that the presence of aflatoxin, an invisible...

Many important food quality and safety attributes are unobservable at the point of sale, particularly in informal markets with weak reputation effects. Through a framed field experiment conducted in western Kenya, we show that farmers place a large premium on maize they have grown themselves,...

We investigate the economic importance of implicit quality incentives in an agricultural market that lacks the institutional capacity for measuring quality verifiably. We measure the magnitude of implicit price premiums for quality, and we distinguish empirically between hedonic-pricing and...

Many countries around the World have applied, or are studying to apply, sugar-sweetened beverage taxes as a way to mitigate increasing obesity. The objective of our study is to illustrate about the relevance of controlling for quality choices within product categories when analyzing the impact...