Sevda Kuşkaya

Erciyes University · Vocational School of Justice

This paper first reviews the potential causality from biomass energy to CO2 emissions and economic development within relevant literature. Later, the paper examines statistically the impacts of biomass energy consumption on CO2 emissions and GDP in the US. To this end, paper observes environmental and economic implications of biomass fuel usage thr...

Public Service Announcements (PSA) as a social marketing tool are radio and television broadcasts which are formatted short duration. Their aim is to change behaviors and minds of target group directly and their fundamental purpose is public benefit. At this basis, the main idea of this paper is to investigate effects of Turkish PSA' on individuals...

The present study aims to connect two strands of literature that analyze the role of defense and health expenditures in environmental degradation. To this end, the study utilized a balanced panel data set comprising 27 European countries from 1995 to 2020. In addition, a novel and robust quantile-based regression method proposed by Machado and Silv...

This study examines the complex and time-varying relationship between residential energy demand (including electricity, geothermal, and solar energy) and climate change using wavelet analyses with monthly USA data from January 1990 to March 2023. The results show that residential energy demand and climate change indicators exhibit a time-varying in...

An increase in the combustion of fossil fuels as a means of generating energy has resulted in adverse ecological ramifications. Therefore, to achieve environmental sustainability goals, it is essential to focus on reducing carbon emissions by conserving natural resources and adopting low‐carbon technologies. Renewable electricity generation, the ad...

This study examines the complex and time-varying relationship between residential energy demand (including electricity, geothermal, and solar energy) and climate change using wavelet analyses with monthly USA data from January 1990 to March 2023. The results show that residential energy demand and climate change indicators exhibit a time-varying in...

This study examines the complex and time-varying relationship between residential energy demand (including electricity, geothermal, and solar energy) and climate change using wavelet analyses with monthly USA data from January 1990 to March 2023. The results show that residential energy demand and climate change indicators exhibit a time-varying in...

The study explores the dynamic effects of geopolitical risks and economic policy uncertainties on oil and natural gas prices in the US market's less volatile and highly volatile regimes, employing Markov regime-switching dynamic regression models (MS-DR) with monthly data from January 2000 to November 2022. Our empirical results demonstrate that a...

The study explores the dynamic effects of geopolitical risks and economic policy uncertainties on oil and natural gas prices in the US market's less volatile and highly volatile regimes, employing Markov regime-switching dynamic regression models (MS-DR) with monthly data from January 2000 to November 2022. Our empirical results demonstrate that a...

The focus of this study is to examine the short‐ and long‐term causal effects of natural disaster shocks on the stock market and business confidence level in the time‐frequency domain by studying the co‐movements between earthquake data and the Istanbul Stock Index closing prices, using the Wavelet Coherence and Phase Difference analyses. The empir...

Climate change and natural resource depletion have reinvigorated the relevance of technical advancements in energy efficiency, which has been emphasized by the Paris Climate Accord that includes a framework for carbon neutrality. In that effort, the governments have been allocating a considerable amount of budget shares to research and development...

This paper examines the relationship among CO2 emissions, energy use, and GDP in Russia using annual data ranging from 1990 to 2020. We first conduct time-series analyses (stationarity, structural breaks, cointegration, and causality tests). Then, we performed some Machine Learning experiments as robustness checks. Both approaches underline a bidir...

Çalışmada, yenilenebilir enerji üretiminin ekonomik büyüme üzerindeki rolü, kantil regresyon (quantile regression) modeli ile araştırılmıştır. Çalışmanın örneklemi olarak enerji datalarına ulaşılabilirlik ve datalarının yüksek frekansa sahip olması nedeniyle ABD ekonomisi tercih edilmiştir. 1990:Q1-2020:Q2 döneminin dikkate alındığı çalışmada, GSYH...

Given differences in the efficiency of oil use of local and foreign technologies across countries, characterising the degree of synchronisation of oil consumption is of great concern and consequence for economic, political, and, not least, climate change reasons. Building on the business cycle theory, we characterise the degree of synchronisation o...

The most important challenge for both developed and developing countries is to ensure sustainability while struggling with environmental degradation. CO2 emissions as a proxy for environmental degradation can be considered an obstacle to sustainability. There exist several significant works in the literature on the effects of solar energy use on en...

The COVID-19 outbreak and the global uncertainty it causes produce an apparent panic in stock markets. Efforts to explain the economic spillover effects of COVID-19 can guide authorities to design a control policy against the financial impacts of pandemics. The paper examines the effects of the COVID-19 cases on the stock markets in the emerging La...

This paper aims to investigate the effects of the production of ethanol, a renewable biofuel, oil prices, population, and exchange rate on corn prices in the US (1985:m1-2020:m7) using a nonlinear smooth transition model. According to the findings, (i) ethanol production (β1 = 0.072, p < 0.01) has an increasing effect on corn prices. (ii) Oil price...

The literature has been increasingly examining the existence of possible compatibility or conflict hypotheses between biofuels and food security in recent years. While current research outputs do not provide a consensus, the new evidence can guide sustainable development policies. In this context, this paper investigates the co-movements between fu...

Since export has a key role in economic growth in terms of national production quantity, export quality can be considered another important factor regarding the revenue from the export product. Hence, both export and export quality can contribute to the economic growth process positively when the countries’ terms of trade have moved in a favorable...

Global warming is one of the most important environmental problems in the world. One might state that the most potential considerable cause of global warming is the increase in greenhouse gas emissions in the atmosphere. The commonly suggested method used to struggle with this potential problem is to consume renewable energy sources instead of foss...

In this study, we examine the volatility of exchange rates to exogenous monetary shocks by dividing the volatility into subsections of “interdependence” and “contagion” during FED’s easing for the period from 2010:11 to 2018:7. Conventional methods are neither suitable to differentiate those components nor to identify the co-movements concerning ti...

Recently, significant interaction has been established for oil price shocks with some economic and financial variables, yet our understanding of the environmental burdens of oil price shocks is still limited. We study the co-movements between oil shocks and CO2 emissions intensity in the United States from February 1975 to July 2018 using wavelet t...

The dynamics of energy demand in energy markets has been an ongoing interest in the relevant literature. The majority of available works in the literature considers the behavior of aggregated energy consumption. These works surely have some noteworthy outputs to determine the parameters of demand for energy in the country level or panel data level....

This paper investigates the impacts of potential determinants of demand for tourism in Turkey through Markov Regime Switching-Vector Auto Regression (MS-VAR) estimations from 1999 to 2017 on monthly data. The determinants are income level, exchange rates and the threat of terror incidences. The terror variable, following the Global Terrorism Index...

Geothermal energy is considered environmentally friendly than fossil fuel sources, and geothermal power plants are expected to have a low carbon footprint. It is renewable that can last million years. There exist, however, several gases stored under the earth’s surface which are released into the atmosphere during digging (TWI 2020). This research...

Energy research and development (R&D) and environmental sustainability is often referred to as two interrelated trends, especially in the current context of the 4th industrial revolution. As a primary input of energy innovations, R&D in the energy sector constitutes a vital tool in addressing global environmental and energy challenges. In this fram...

There has been intensive research in the literature of macroeconomics examining the nexus between finance, capital movements, and economic growth to explore the impact of each variable on other variables in the system. One might claim that these researches, needless to say, are seminal and have some considerable outputs. The relevant literature, ho...

Continuous economic growth and the rise in energy consumption are linked with environmental pollution. Demand for health care expenditure increased after the COVID-19 pandemic. This study is interesting in modeling the nexus between public and private health expenditure, carbon dioxide emissions, and economic growth. To this end, the present study...

Bu çalışmanın amacı; Türkiye’de döviz kurlarında meydana gelen değişimlerin yurtiçi fiyatlar üzerindeki geçiş etkisini araştırmaktır. Bu amaç doğrultusunda, 2010:01-2020:04 dönemine ait döviz kuru, üretici fiyat endeksi, sanayi üretim endeksi, ihracat birim değer endeksi ve ithalat birim değer endeksi kullanılmıştır. Çalışmada yöntem olarak, değişk...

Purpose This paper aims to investigate the pass-through (PT) effect in Turkey by using quarterly data for the period 1998: Q1-2019: Q2 to understand the dynamic potential effects of exchange rates on domestic prices. Design/methodology/approach The paper launches several nonlinear models in which the basic determinants of domestic prices in Turkey...

The purpose of this paper is to investigate the association between hydroelectric energy consumption and CO2 emissions in the USA from 1980:1 to 2019:8 by using the wavelet transform model. This research revealed that (a) in the short runs (at higher frequencies), hydro energy uses intensified CO2 emissions for the periods 1990:01-1992:12, 1994:01-...

The novel coronavirus (COVID-19) has tremendously oscillated the global financial markets. Consequently, investors feel pressured to find safe-haven investments during the pandemic crisis. Numerous studies have evaluated bitcoin's safe-haven properties during the COVID-19; however, the present study considered gold as a potential safe-haven for inv...

This article aims at answering the following questions: (1) What is the influence of age structure on the spread of coronavirus disease 2019 (COVID-19)? (2) What can be the impact of stringency policy (policy responses to the coronavirus pandemic) on the spread of COVID-19? (3) What might be the quantitative effect of development levelincome and nu...

Atıklar, insanların üretim ve tüketim faaliyetlerinin doğal bir yan ürünüdür. Bu faaliyetlerinin artması, atık artışını da beraberinde getirmiştir. Dolayısıyla, bu atıkların tekrar ekonomiye tekrar kazandırılması önemli hale gelmiştir. Atıkların ekonomiye kazandırılmasının en etkili yöntemlerinin başında atıktan enerji (waste to energy) üretilmesi...

Recently, the significance of biofuel production on food prices has become an important topic of discussion within the framework of sustainable development. Based on the relevant discussions, this work aims at observing the influence of biofuel production on food prices in the US for the monthly period 1981-2018 by considering all possible structur...

Küresel ısınma en önemli çevre sorunlarının başında gelmektedir. Küresel ısınmanın temel nedenlerinden birisi, fosil yakıt kullanımı neticesinde oluşan CO2 emisyonudur. Hem bu soruna çözüm getirmek hem de enerji kaynaklarının kısıtlı olması, toplumları fosil yakıt kullanımına alternatif olabilecek enerji kaynaklarını kullanmaya yöneltmiştir. Bu dur...

There exist many seminal studies in the literature searching the influences of total renewable usage (or usage of its some components) on CO2 emissions. However, to the best of our knowledge, there does not exist a research work in the literature considering the co-movements between waste energy consumption and CO2 emissions. This paper aims at obs...

Sera gazları, yeryüzü sıcaklığı üzerinde doğrudan etkisi olan ve yoğunluğu aşırı arttığında küresel ısınmaya yol açan atmosfer bileşenleridir. Artan enerji ihtiyacı ve beraberinde getirdiği küresel ısınma hem gelişmiş hem de gelişmekte olan ülkelerin ortak sorunu haline gelmiştir. Bu nedenle, küresel ısınmanın kontrol altına alınmasında yenilenebil...

It is clear that an increase in gases, due to fossil energy consumption, in the atmosphere has been causing greenhouse effect influencing the world’s temperature. The effect of renewable usage, on the other hand, on global warming is not very clear. For instance, the influence of wind energy usage on Greenhouse Gas (GHG) has been a controversial re...

Bilimsel çalışmalara öncelik veren Çevre Vakfı, bu yıl da ilk kez "ÇEVRE Alanında En Başarılı Doktora Tezi Ödül Yarışması" düzenledi. Vakıf, 2018 yılı başvurularını değerlendirerek en başarılı 3 doktora tezini ödüle layık gördü.

Environmental Kuznets curve (EKC) hypothesis claims that there exists an inverted U-shaped relationship between environmental degradation and income. Recent prominent works have been testing EKC by monitoring the influence of economic development on environmental indicators, such as climate change, ozone layer, air quality, water quality, waste gen...

In this research, we aim at exploring the influence of renewables on industrial production (Ip) in the US by following continuous wavelet coherence and partial continuous wavelet coherence analyses. To this end, we observed the co-movements between, biofuels and Ip, solar and Ip, wind and Ip, geothermal and Ip, wood and Ip, and, waste and Ip in the...

Environmental Kuznets Curve (EKC) Hypothesis claims that there exists an inverted-U-shaped relationship between environmental degradation and income. Recent prominent works have been testing EKC by monitoring the influence of economic development on environmental indicators such as climate change, ozone layer, air quality, water quality, waste gene...

This paper aims at estimating the impact of total renewable energy consumption and its components on industrial production. Paper launches the data of industrial production, total biomass energy consumption, hydroelectric energy consumption, geothermal energy consumption and total renewable energy consumption for US for the period January, 1974 -Ja...

Eğitim ve sağlık, beşeri sermayeyi oluşturan iki temel unsurdur. Her iki unsurun, beşeri sermaye üzerinde etkisinin olmasının yanı sıra birbirleri üzerinde de pozitif etki yaratma güçleri vardır. Sağlık; eğitime katılım, devamlılık, eğitimi tamamlama açısından eğitime katkı sağlar. Eğitim ise; bireylerin sağlıklarını koruma ve geliştirmeleri konusu...