Recent Submissions

  • Field evaluation of BD FACSPrest for haemoglobin and CD4 measurement 

    Chaba, Linda; Kingwara, Leonard; Muriungi, Henry (Scientific and Academic Publishing Co., 2017)
    Background:Measurements of CD4 and haemoglobin are used to determine the immunological state and information about disease progression for HIV-infected patients. Use of BD FACS Presto™ point of care (POC) device for CD4 ...
  • Using copulas to select prognostic genes in melanoma patients 

    Chaba, Linda; Odhiambo, John; Omolo, Bernard (Life science Global, 2017)
    Melanoma of the skin is the fifth and seventh most commonly diagnosed carcinoma in men and women, respectively, in the USA. So far, gene signatures prognostic for overall and distant metastasis-free survival, for example, ...
  • Evaluation of methods for gene selection in melanoma cell lines 

    Chaba, Linda (Life science Global, 2016)
    A major objective in microarray experiments is to identify a panel of genes that are associated with a disease outcome or trait. Many statistical methods have been proposed for gene selection within the last fifteen years. ...
  • Fitting a dynamic yield macro model in a frontier market: evidence from Kenya 

    Akoth, Mercy; Othieno, Ferdinand O. (Social Science Research Network, 2014-12-28)
    We examine the dynamic interaction between macroeconomic factors and the unobserved yield curve factors in Kenya between 1 March 2011 and 31 March 2014. First we parametarise the yields only Term Structure Model using a ...
  • Impacts of pension reforms on the Kenyan pension industry 

    Masinde, Victoria; Olukuru, John (2014-08)
    The emergence of full-fledged reforms in Kenya from the introduction of the Retirement Benefits Authority in1997 has rekindled hopes among the ageing population in Kenya. These reforms are geared towards creating good ...
  • Examining international parity relations between Kenya and Uganda 

    Othieno, Ferdinand
    This paper analyses empirically the purchasing power parity, the uncovered interest parity and the real interest parity (Fisher parity) between Kenya and Uganda. The paper first tests the three parity relations using ...
  • Return volatility and the pricing of equities at the Nairobi Securities Exchange 

    Chege, Theuri; Othieno, Ferdinand; Kodongo, Odongo
    The study is an empirical test of asset pricing theory, which postulates that volatility is priced if a positive relationship exists between asset returns and their volatility. The asset under study is the Nairobi ...
  • Semi-Markov credit risk modeling for a portfolio of consumer loans in the Kenyan banking industry 

    Othieno, Ferdinand; Wagacha, Anthony
    Based on simulations of implied values for credit worthiness over a period of 5 years for 1000 consumers, we establish a case for the semi-markov models as a proxy for internal credit risk models for a portfolio of consumer ...
  • Return volatility and equity pricing: a frontier market perspective 

    Othieno, Ferdinand; Chege, Theuri; Kodongo, Odongo
    Using both monthly and weekly return series between 1999:01 and 2013:12, we investigate the dynamics of stock returns and volatility in a Kenya’s fledgling equity market – the Nairobi Securities Exchange. Both the GARCH-in-mean ...
  • Why do UK banks securitize? 

    Olukuru L. John,; Crosby , John; Cerrato, Mario; Choudhry, Moorad
    The eight years from 2000 to 2008 saw a rapid growth in the use of securitization by UK banks. We aim to identify the reasons that contributed to this rapid growth. The time period (2000 to 2010) covered by our study is ...
  • Using reflective questions : a feed forward process in peer support of teaching observation 

    Omingo Mary Odinga,
    It is essential that lecturers reflect on their teaching practice in order to enhance students learning. This can be facilitated through teaching observation where colleagues act as helpers, though some lecturers consider ...
  • Lecturers’ facilitation of students’ learning; not a just technique 

    Omingo Mary Odinga,
    Evidence suggests that majority of students tend to adopt surface approaches while studying at university. And over time the students’ motivation level tends to decrease. Therefore the onus to ensure that students consistently ...
  • Longevity risk and the econometric analysis of mortality trends and volatility 

    Njenga, Carolyn; Sherris, Michael
    Longevity risk and the modeling of trends and volatility for mortality improvement has attracted increased attention driven by ageing populations around the world and the expected financial implications. The original ...