【单选题】下述程序运行后的结果是哪项?( ) class TestApp{ public static void main (String[] args){ int x=6 ; if (x>l) System. out. println("x>l"); else if (x>5) System. out .println("x>5"); else if (x<10) System. out. p...
【简答题】恩格尔曲线表明了消费者对某一商品的消费支出占总收入的比重。令Y表示某一商品上的消费支出,X表示消费者收入,考虑下面模型: a.Y i =B 1 +B 2 X i +u i b.Y i =B 1 +B 2 (1/X i )+u i c.lnY i =B 1 +B 2 lnX i +u i d.lnY i =B 1 +B 2 (1/X i )+u i e.Y i =B 1 +B 2 lnX i +u ...
【单选题】下述程序运行后的结果是哪项? class TestApp{ public static void main (String[] args){ int x=6; if (x>l) System. out. println("x>l"); else if (x>5) System. out .println("x>5"); else if (x<10) System. out. printl...
【单选题】下述程序运行后的结果是哪项?( ) class TestApp{ public static void main (String[ ] args){ int x=6; if (x>1) System.out.println("x>1"); else if (x>5) System.out.println("x>5"); else if (x<10) Sy...