An econometrist is a professional who applies econometrics, a branch of economics, to analyze and predict economic trends. Some synonyms for the term econometrist include data analyst, financial economist, economic consultant, quantitative analyst, and statistical economist. These professionals are responsible for gathering, interpreting and forecasting economic data, and providing insights into market trends and economic development. They apply economic theories, statistical models, and mathematical equations to analyze large datasets. The work of econometrists is essential in various industries, including finance, government, academia, and consulting. Ultimately, those who work in this field should have a strong background in economics, mathematics, and statistics, to be able to interpret complex data sets.