Abstract We study models of the formation of citation networks in a setting where authors/firms care about their citations and are rational. The effect of these two features on the diffusion of useful ideas in a setting with complete information about past citations leads to multiplicity of...

Purpose – The purpose of this paper is two‐fold. First, it studies whether output volatility and growth are linked at the firm‐level, using data for German firms. Second, it explores whether the link between volatility and growth depends on the degree of credit market imperfections....

Purpose – The purpose of this paper is to test for and model non‐linearities in option price deviations from the Black Scholes (BS) model in FTSE 100 index options over the time period 1997‐2006. Design/methodology/approach – The economic specification and estimation methodology is...

Purpose – The purpose of this paper is to discuss the link between economic thinking and public policy, two ways of promoting innovation are reviewed – competition and interaction. The competition perspective is illustrated by Schumpeterian-inspired growth economics, while the role of...

Purpose – Earlier studies establish a positive relationship between volatility index (VIX) and the stock index returns. These studies are mainly restricted to developed markets and research in this regard in emerging markets is scarce. The purpose of this paper is to fill this gap....

Purpose – The purpose of this paper is to examine the causal relationship between inward foreign direct investment (FDI) and economic growth in Southern African Development Community (SADC) countries over the period 1980-2012. It also investigates whether the causal relationship between FDI...

Purpose – The purpose of this article is to investigate the return associated with a Canadian dollar (C$) investment in the USA under passive, random walk, value at risk, and Sharpe ratio strategies. Design/methodology/approach – To comply with the purpose, this paper used a GARCH model, and...

Purpose – The purpose of this paper is to quantify and analyze the relative impact of agriculture Trade liberalization and South Asian Free Trade Agreement (SAFTA) over the global economic welfare. The objectives are to analyze and quantify the potential economic cost and benefits of the...