[EN] There are two main reasons when entrepreneurs decide to start a new venture: opportunity and necessity. Opportunity-driven entrepreneurship is expected to provide a stronger long-term positive impact than necessity-driven entrepreneurship. This study aimed to identify the combinations of the economic and sustainable development factors of countries that may be related to opportunity-driven entrepreneurship. In order to identify the combinations of the Sustainable Development and Economic aspects influencing opportunity-driven entrepreneurship, we analysed the data for 2017 from 57 countries. For this purpose, we conducted a cross-national analysis using the fsQCA methodology, which has proved suitable for small-sized datasets. Data wer...