• Co-integration and the demand for energy in Fiji

      Kumar, S (Inderscience Enterprises Ltd., 2011)
      This paper applies alternative time series techniques such as general to specific (GETS) and Johansen maximum likelihood (JML) to estimate the long-run income and price elasticities of demand for energy for Fiji. We also ...
    • Do You Know That I Know That You Know…? Higher-Order Beliefs in Survey Data

      Kumar, S; Coibion, O; Gorodnichenko, Y; Ryngaert, J (Oxford University Press (OUP), 2021)
      We implement a new survey of firms, focusing on their higher-order macroeconomic expectations. The survey provides a novel set of stylized facts regarding the relationship between first-order and higher-order expectations ...
    • Does Economic Integration Stimulate Capital Mobility? An Analysis of Four Regional Economic Communities in Africa

      Kumar, S; Sen, R; Srivastava, S (Elsevier, 2013)
      It is well known that high levels of regional integration enable portfolio risk diversification and capital mobility. While there have been a number of empirical attempts to verify the presence of capital mobility using ...
    • Firms' Asset Holdings and Inflation Expectations

      Kumar, S (Elsevier, 2018)
      This paper investigates the relationship between firms’ inflation expectations and their holdings of liquid assets. We implement a new quantitative survey of firms’ expectations about inflation in New Zealand. We find that ...
    • Firm’s Asset Holdings and Inflation Expectations

      Kumar, S (Elsevier, 2020)
      This paper investigates the relationship between firms’ inflation expectations and their holdings of liquid assets. We implement a new quantitative survey of firms’ expectations about inflation in New Zealand. We find that ...
    • Great Recession and Information Stickiness: Evidence from Sticky Information Phillips Curve

      Kumar, S (Taylor & Francis (Routledge), 2020)
      We utilize the nonlinear least squares (NLLS) and seemingly unrelated regression (SUR) techniques to estimate information stickiness parameter λ for the USA. We find that λ values appeared in a somewhat humped shape or ...
    • Inflation Expectations As a Policy Tool?

      Coibion, O; Gorodnichenko, Y; Kumar, S; Pedemonte, M (Elsevier, 2020)
      We assess the prospects for central banks using inflation expectations as a policy tool for stabilization purposes. We review recent work on how expectations of agents are formed and how they affect their economic decisions. ...
    • Is the US demand for money unstable?

      Rao, BB; Kumar, S (Taylor & Francis (Routledge), 2011)
      The demand for money (M1) for the USA is estimated with annual data from 1960-2008 and its stability is analyzed with the extended Gregory and Hansen (1996b) test. In addition to estimating the canonical specification, ...
    • Testing for Structural Changes in the Wagner’s Law for a Sample of East Asian Countries

      Kumar, S; Cao, Z (Springer (part of Springer Nature), 2019)
      This paper examines the Wagner’s Law for a sample of East Asian countries (China, Hong Kong, Japan and South Korea) by utilizing the structural break methods viz., Gregory and Hansen (J Econom 70:99–126, 1996a; Oxf Bull ...