By Akin Nazli in Belgrade Selcuk Bayraktar, a son-in-law of Turkey’s president, Recep Tayyip Erdogan, remained the country’s top taxpayer in 2023, according to Gelir Idaresi Baskanligi (GIB/Turkish Revenue Administration). Bayraktar paid Turkish lira (TRY) 2bn ($57mn) in taxes. Haluk Bayraktar, a brother of Selcuk Bayraktar, ranked second for tax payments, paying TRY 1.7bn. Selcuk holds a 52.5% stake in Baykar, launched in 1984 to produce auto parts but nowadays known for its combat drones, or unmanned aerial vehicles (UAVs) such as the Bayraktar TB2, while Haluk owns the remaining 47.5%. Rahm…