Using the data in the following table, develop a suitable model to explain the behavior of gross real investment in the Greek economy for the period 1960?1995. Look up any textbook on macroeconomics for the accelerator model of investment.

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Year 1960 1961 1962 1963 1964 1965 1966 1967 1968 1969 1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 PC 107808 115147 120050 126115 137192 147707 157687 167528 179025 190089 206813 217212 232312 250057 251650 266884 281066 293928 310640 318817 319341 325851 338507 339425 345194 358671 361026 365473 378488 394942 403194 412458 420028 420585 426893 433723 PDI 117179 127599 135007 142128 159649 172756 182366 195611 204470 222638 246819 269249 297266 335522 310231 327521 350427 366730 390189 406857 401942 419669 421716 417930 434696 456576 439654 438454 476345 492334 495939 513173 502520 523066 520728 518407 Grossinv 29121 31476 34128 35996 43445 49003 50567 49770 60397 71653 70663 80558 92977 100093 74500 74660 79750 85950 91100 99121 92705 85750 84100 83000 78300 82360 77234 73315 79831 87873 96139 91726 93140 91292 93073 98470 GNP 145458 161802 164674 181534 196586 214922 228040 240791 257226 282168 304420 327723 356886 383916 369325 390000 415491 431164 458675 476048 485108 484259 483879 481198 490881 502258 507199 505713 529460 546572 546982 566586 568582 569724 579846 588691 LTI 8 ∞ ∞ ∞ ∞o a aa a ∞ ∞ ∞ ∞ ∞0 o 8 8 8.25 9 9 9 9 8.75 8 8 8 9 11.83 11.88 11.5 12 13.46 16.71 21.25 21.33 20.5 20.5 20.5 20.5 20.5 21.82 22.89 23.26 27.62 29.45 28.71 28.56 27.44 23.05