Despite the adverse effects of pesticides on the environment and human health, they are a key ingredient in boosting agricultural productivity as a way of meeting global food demand.

Ghana has a long history of intervening in food markets to balance consumers’ expectations of low and stable food prices, farmers’ demands for high farmgate prices, and traders’ demand for predictability in seasonal price patterns.

Soya bean is an important legume that is both a valuable source of feed for livestock and fish and a good source of protein in human diets.

Onion is a common vegetable crop used globally as seasoning and for medicinal purposes (van der Meer 1997; Cheema et al. 2003).

Maize is a widely consumed and cultivated staple crop in Ghana. It accounts for more than one-quarter of calories consumed, about double that of the second crop, cassava (GSS 2018).

Rice is an important staple in Ghana and is cultivated across all agroecological zones. Paddy rice output grew at around 10 percent per annum between 2008 and 2019, with an especially sharp increase of 25 percent in 2019.

Tomatoes are a key component in the diets of Ghanaian households. Approximately 440,000 tons of tomato are consumed annually, equivalent to 40 percent of household vegetable expenditure (Van Asselt et al. 2018).

"In July 2008, the government of Ghana instituted a country-wide subsidy on 50Kg bags of four types of fertilizer in an effort to mitigate the effect of rising energy and food prices.

This paper takes a local perspective on global food price shocks by analyzing food price transmission between regional markets in Ghana. It also assesses the impacts of differential local food price increases on various household groups.

This paper investigates the respective roles of spatial integration and transport costs in explaining price changes in Ghana.