Modernization of BRDM-2 in a light armored personnel carrier is several times cheaper than the cost of Dozor-B. You know what the country's problem with money. For the cost of a Oplot-M can be modernized 10 T-64/80Pozor-B (the first Ukrainian armoured vehicle) production will be ceased - there are no orders from the army, army doesn't want this shit, no money even for Lvov Armoured Plant workers salaries:
http://infopolk.ru/1/V/news/1485836209#3d659f11-c736-d8cd-4275-816ed4f1a849