Articles by Author: Ayesha Sayed

Search results for Ayesha Sayed

We found 18 results for you
  1. Do share prices lead economic activity in emerging markets? Evidence from South Africa using Granger-causality tests

    Do share prices lead economic activity in emerging markets? Evidence from South Africa using Granger-causality tests

    Item type: Journal Article • Journal: Investment Analysts Journal
    The forward-looking characteristic of share prices and their subsequent role as leading indicators of economic activity has been widely documented in advanced economies, with evidence in emerging countries being less prevalent. This paper investigates the information content of share prices...
  2. The effectiveness of price limits in the South African white maize futures market

    The effectiveness of price limits in the South African white maize futures market

    Item type: Journal Article • Journal: Investment Analysts Journal
    Futures markets perform two essential functions by creating a platform for price discovery and permitting low cost hedging of risk. Some futures markets impose limits on the amount asset prices can change within a trading day to prevent the market...
  3. Volatility transmission in maize futures markets of major exporters

    Volatility transmission in maize futures markets of major exporters

    Item type: Journal Article • Journal: Investment Analysts Journal
    The United States, Brazil, Argentina and South Africa are the largest exporters of maize. This paper examines volatility transmission in maize futures listed on SAFEX, CBOT, MATBA (Argentina) and BMF (Brazil). Four multivariate GARCH models are employed to investigate the...
  4. Guidelines for the editing of dissertations and theses: A survey of editors’ perceptions

    Guidelines for the editing of dissertations and theses: A survey of editors’ perceptions

    Item type: Journal Article • Journal: Southern African Linguistics and Applied Language Studies
    This article presents the findings of an empirical study undertaken to investigate South African editors’ perceptions of the tasks and responsibilities of the editor working with dissertations and theses. The general lack of explicit policy guidelines for the editing of...
  5. A snapshot of noncommunicable disease profiles and their prescription costs at ten primary healthcare facilities in the in the western half of the Cape Town Metropole

    A snapshot of noncommunicable disease profiles and their prescription costs at ten primary healthcare facilities in the in the western half of the Cape Town Metropole

    Item type: Journal Article • Journal: South African Family Practice
    Objectives: There has been a rapid increase in the prevalence of noncommunicable diseases globally. It is thought that this increase will have the greatest impact on developing countries, such as South Africa, where it will adversely affect quality of life...
  6. Dynamic behavior and chaos control in a complex Riccati-type map

    Dynamic behavior and chaos control in a complex Riccati-type map

    Item type: Journal Article • Journal: Quaestiones Mathematicae
    This paper is devoted to analyze the dynamic behavior of a Riccatitype map with complex variables and complex parameters. Fixed points and their asymptotic stability are studied. Lyapunov exponent is computed to indicate chaos. Bifurcation and chaos are discussed. Chaotic...
  7. Quality of care and cost of prescriptions for diabetes and hypertension at primary healthcare facilities in the Cape Town Metropole

    Quality of care and cost of prescriptions for diabetes and hypertension at primary healthcare facilities in the Cape Town Metropole

    Item type: Journal Article • Journal: South African Family Practice
    Background: Quality of care for diabetes mellitus and hypertension has been found to be suboptimal at primary health care level. There is an expectation that improving quality will require the increased utilisation of resources. This research was intended to determine...
  8. Common mental disorders are not diagnosed commonly in community health centres

    Common mental disorders are not diagnosed commonly in community health centres

    Item type: Journal Article • Journal: South African Family Practice
    Background: Very limited published data exist on the spectrum of mental health disorders encountered at primary health care (PHC) facilities in South Africa.