“经济学者”常见的英文表达是 "economist" 。
例句：
This well-known economist has published many influential papers.（这位知名经济学者发表了许多有影响力的论文。）
The economist presented a detailed analysis of the current economic situation at the conference.（这位经济学者在会议上对当前的经济形势进行了详细分析 。）