We study the welfare effects of non-binding advance price announcements. Applying a differentiated Bertrand model with horizontal products and asymmetric information, we find that such announcements can help firms to gain information on each other thereby allowing them to achieve higher profits....

The paper investigates the price and income elasticity of gasoline (petrol), diesel and jet fuel demand in South Africa using autoregressive distributed lag (ARDL) models. We compare elasticity estimates for 1982Q1-2010Q4 with estimates for 1998Q1-2010Q4. Price and income elasticity estimates...

The declaration of a state of national disaster in South Africa, due to the Covid-19 pandemic, was followed by pricing regulations pertaining to the pricing and supply of certain consumer and medical products and services. The regulations raise several questions that relate to the economic...