Lutha

常見(jiàn)例句

According to the classical Nerlove-Arrow model, Lutha and Virtanen created the nonlinear advertising capital model with time delayed feedback via advertising expenditure and stock of goodwill.
具有時(shí)滯的非線性廣告投資模型正是在這種情況下，Lutha和Virtanen在經(jīng)典的Nerlove-Arrow模型的基礎(chǔ)上，通過(guò)在廣告支出和商譽(yù)積累之間加上非線性反餽項(xiàng)和時(shí)滯項(xiàng)後所得到的模型。