, , -, , , () , . (Leading Economic Indicator, LEI) 11 :
1. .
2. .
3. ( 1982 ).
4. ( , ).
5. ( 1982 ).
6. .
7. ( , 1982 ).
8. .
9. S&P500 ().
10. 2 1982 .
11. (University of Michigan's Consumer Expectations Index).
LEI ,
LEI = Σ wi *Ii.
, , , , , .
, . , ; , , . , : , , , , , , , .
LEI , .
. 14.1. ,
0,2% expansion, recovery - 0,1%; 0,3%. LEI: 0,8%, 1,2%. - .