Consumers' willingness to pay (WTP) is highly relevant to managers and academics, and
the various direct and indirect methods used to measure it vary in their accuracy, defined as …

Biofortification of maize with provitamin A carotenoids is a new approach to the alleviation of
vitamin A deficiencies in Africa. Unfortunately these varieties are yellow or orange, while …

abstract Introduction The new coronavirus pandemic has appreciably impacted morbidity
and mortality, as well as having an economic impact worldwide. New vaccines are a …

Consumer preferences for white maize in East and Southern Africa concerns developers of
maize biofortified with provitamin A carotenoids, since carotenoids impart a yellow or orange …

Price and affordability are important drivers of food choice, particularly for rural smallholder
farming households in Malawi, experiencing extreme poverty, food insecurity, and lack of …

Concerns about poor seed quality and outright fraud in seed supply chains can reduce
farmers' willingness to invest in hybrid seeds and in complementary inputs that increase …

This study aims to evaluate the non-market values of ecosystem services generated by
wetlands in southern Quebec. To accomplish this, we evaluated the value of wetland …

Striga is an obligate parasitic weed that attacks cereal crops in sub-Saharan Africa. In
Western Kenya, it has been identified by farmers as their major pest problem in maize. A …

In this paper, we propose a new criterion for selecting efficient conjoint choice designs when
the interest is in quantifying willingness to pay (WTP). The new criterion, which we call the …

This paper reports an attempt to apply the Contingent Valuation Method (CVM) in Ramallah
Governorate, including urban, rural, and refugee camps. The CVM was utilized to obtain …