Essays about: "proxy response"

Showing result 1 - 5 of 36 essays containing the words proxy response.

  1. 1. The impact of CO2 fertilisation on foliage in West and East Africa

    University essay from Lunds universitet/Institutionen för naturgeografi och ekosystemvetenskap

    Author : Gaetane Demyttenaere; [2023]
    Keywords : Physical geography and ecosystem analysis; CO2 fertilisation; semi-arid ecosystems; remote sensing; Normalised Difference Vegetation Index; Earth and Environmental Sciences;

    Abstract : Anthropogenic impact on terrestrial ecosystems continues to grow as we further enhance atmospheric Carbon Dioxide (CO₂) concentrations. The changing climatic conditions and direct influence of CO₂ on vegetation has a big impact on ecosystem functions. READ MORE

  3. 2. An Empirical Investigation of The Effect of Proxy Response and The Merits of Its Remedial Measures

    University essay from Högskolan Dalarna/Institutionen för information och teknik

    Author : Charles Edward Okon; Randi Kalanika Assalaarachchi; [2023]
    Keywords : missing data; proxy response; missingness mechanism; error-in-variable; logistic regression; Monte-Carlo simulation; missing at random; complete case analysis; proxy substitution; multiple imputation; inverse probability treatment weighting;

    Abstract : In the event of missing data, substitution of data from proxy sources are usually considered a very useful alternative when available to avoid the problem of missingness. Nonetheless, research has also shown that this approach often induces “response bias”. READ MORE

  4. 3. From Boom to Bust: Unfolding the association between business cycles and the mental health of Swedish children

    University essay from Lunds universitet/Nationalekonomiska institutionen

    Author : Maja Juväng; Thilda Horvath; [2023]
    Keywords : Child mental health; Health economics; Business Cycles; Unemployment rate; Fixed effects model; Business and Economics;

    Abstract : An extensive body of literature links macroeconomic conditions to mortality and diverse health outcomes in adulthood, but largely ignores the impact on children. Sweden is currently at the verge of an economic downturn, while mental health disorders and psychosomatic problems are the most common health issue amongst children. READ MORE

  5. 4. The Impact of Stock Market Manipulation: An empirical study of Nasdaq Stockholm Stock Exchange during 2018-2023

    University essay from Handelshögskolan i Stockholm/Institutionen för finansiell ekonomi

    Author : Alina Mannonen; Caroline Zheng; [2023]
    Keywords : Stock Manipulation; Market Efficiency; Market Quality; Stockholm stock exchange; Market microstructure;

    Abstract : Despite widespread concern about market manipulation, there is a general lack of empirical evidence in the literature to support this claim. In particular, market manipulation has not been thoroughly investigated in advanced stock markets. READ MORE

  6. 5. ARCTIC MYCORRHIZAL INTERACTIONS UNDER CLIMATE CHANGE

    University essay from Göteborgs universitet / Institutionen för biologi och miljövetenskap

    Author : Otto Minas; [2022-07-06]
    Keywords : Climate change; Arctic ecology; arbuscular mycorrhiza; graminoids; plant ecology; soil ecology; carbon cycle.;

    Abstract : The Arctic is experiencing climate change at an extreme rate, affecting both the rates of plant growth and nutrient cycling. Due to the changes in temperature, but also in nutrient cycling, with increased nutrient mineralization and decreasing P:N ratio (phosphorus, P and nitrogen, N), the arbuscular mycorrhizal fungi (AM) that are prevalent in warmer soils have shown the potential to increase in the otherwise unfavorable Arctic environment. READ MORE