This paper proposes a quantitative model of firm dynamics with endogenous innovation to study growth acceleration episodes triggered by reforms. The authors find that reforms removing barriers to firm entry lead to persistent growth in TFP and declining average firm size, as in the experience of...

"The rapid rise in food prices has been a burden on the poor in developing countries, who spend roughly half of their household incomes on food. This paper examines the factors behind the rapid increase in internationally traded food prices since 2002 and estimates the contribution of various...