The focus of this paper is to analyze the use of ensemble-based optimization for improvement of social media ad campaigns. The procedure of using more than one machine learning model yield very high possibilities in predictive accuracy, accuracy in targeting and most importantly in the issue of budgeting. Random Forest, Gradient Boosting & Stac...

By Safiye Turgay, Mustafa Kavacık, Yunus Emre Torkul, Muhammed Sercan Şahin, Rabia Ayşe Güzel

The digital economy is a term originally used to denote a new type of economic movement that emerged under the influence of the fourth industrial revolution. The unexpected expansion of modern technology, or rather the use of modern technology, has led to the fact that most of the economy takes place within the digital economy, and therefore the di...

By Jelena Damjanović

Monetary policy, together with fiscal policy, are key policies in stabilizing economies from shocks that come from offers and demands. The monetary policy, with the application of its instruments and channels of transmission, among other things, aims to maintain a stable level of prices, that is, a low level of inflation by permanently creating tar...

By Vlatko Paceskoski, Filip Taskovski

Benford's law, known as the law of the first digit, is used as a basic method to identify possible manipulation, or errors dеtection, in a large data set. Namely, according to that law, the first digits of the corresponding data set appear with a frequency determined according to the decreasing logarithmic law, which is contrary to the intuition ab...

By Jelena Stanojević, Vesna Rajić

The speed at which information is shared in the digital age is astounding. In a relatively short period, we've gone from lugging around numerous heavy textbooks to having all the information we need at our fingertips through a simple tap on a screen. Today, information is readily available to anyone and is easier than ever to find and sift through....

By Elena Georgiana Zamfiroiu, Radu Mircea Georgescu

The succession of crises that have shaken the world in recent years - from the global pandemic and extreme weather conditions to armed conflicts and mass migrations - testifies that there is no going back to pre-pandemic conditions and "business as usual." A new economic reality has been created that shapes consumption and business outcomes. Econom...

By Biljana Jovanović Gavrilović, Mirjana Gligorić Matić, Velibor Jovanović Gavrilović

This paper examines the growing issue of money laundering through cryptocurrencies on a global scale. Criminals use digital assets to launder illicitly obtained funds, converting them into cryptocurrencies to obscure the origins of the money. Unlike traditional financial systems, decentralized finance (DeFi) platforms lack mechanisms to freeze or b...

By Marijana Joksimović, Marija Paunović, Stevica Dedjanski

In the contemporary business environment, traditional accounting systems, such as double-entry bookkeeping, face increasing criticism due to growing demands for transparency and security in financial transactions. While double-entry bookkeeping remains the foundation of modern accounting practices, its limitations are increasingly evident in the co...

By Teodor Petrović, Ljiljana Tanasić, Željana Jovičić

The countries of the Western Balkans have behind them two and a half decades of too slow recovery. The paper tests the hypothesis that without stable development institutions and adequate economic reforms, high rates of economic growth that will lead to sustainable development are not possible. Low rates of growth and living standards result in pop...

By Dragana Milenković, Tanja Vujović, Ivan Milenković

Today, international business faces a greater number of risks than ever before. This article delves into and evaluates the risks associated with the transformation of companies operating in the international market. Transformation involves a shift in the company’s strategic approach and mindset. In the contemporary business environment, conti...

By Dragana Vujičić Stefanović, Dragan Milovanović, Boško Mekinjić