Introduction to the thematic issue on digitalisation, big data, and artificial intelligence

[...]the more the number of publications increased the more the questions to be answered increased leaving room for much speculation. [...]the editors decided that it is time for an intensive scientific analysis of the problems linked to the three buzzwords and their implications for economic theory, economics, and business. According to their analysis, GAI may be regarded as a disruptive technology as was seen with the start of industrialisation. [...]GAI has a significant impact on the economy leading to new risks and misuses due to the problems of the use of the appropriate big data and the problems of hacking. [...]they refer to the huge energy consumption and the enormous computational cost. [...]they address the problem of big data in monetary policy analysis and point out that the use of big data is accompanied also by new problems and pitfalls.