There exists a huge agrifood potential in Ethiopia. However, the country's agrifood supply chains are underdeveloped to deliver quality supply to traders and supplement household livelihoods from the sector. The key factors that determine the proper functioning of supplier-trader chains were not...

Numerous reasearch attempts in predicting business failures and or bankruptcy are well documented in corporate finance. Attempts to develop bankruptcy prediction continues since commercial banks, public accounting firms, bond rating agencies, for example have advocated for such information to...

Can the yield spread, which has been found to predict with surprising accuracy the movement of key macroeconomic variables of developed countries, also predict such variables for an emerging country. This paper is an attempt to answer empirically this question for the Tunisian economy. It also...

Can the yield spread, which has been found to predict with surprising accuracy the movement of key macroeconomic variables of developed countries, also predict such variables for an emerging country. This paper is an attempt to answer empirically this question for the Tunisian economy. It also...

This thesis analyzes certain aspects of the current account balance and its relationship to economic growth. Employing recently developed statistical and econometric techniques for estimation of non linear models, crises phenomena connected to the balance of payments are focused. The analysis of...

Asset allocation is the most influential factor driving investment performance. While researchers have made substantial progress in the field of asset allocation since the introduction of mean-variance framework by Markowitz, there is little agreement about appropriate portfolio choice for...

Taxes are an important component of investing that is commonly overlooked in both the literature and in practice. For example, many understand that taxes will reduce an investment’s return, but less understood is the risk-sharing nature of taxes that also reduces the investment’s risk. This...

The relative importance of the asset allocation decision versus the security selection decision in the investment process has been the subject of fierce debate over the last two decades. There is a common misconception that the asset allocation decision is the more important decision between the...

Economic theory assigns a central role to risk preference in assetallocation. This dissertation includes three papers thatinvestigate this relationship empirically. The first paper usespanel data on hypothetical gambles over lifetime income in theHealth and Retirement Study to quantify changes...

Optimalaus investicinio portfelio sudarymas yra sudėtingas uždavinys. Egzistuoja ne vienas būdas tiek geriausioms portfeliui akcijoms atrinkti, tiek aktyvų svoriams portfelyje paskirstyti, bet kiekvienas iš šių būdų turi ne tik privalumų, bet ir trūkumų. Investiciniam portfeliui...