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In 1989, the Kentucky Supreme Court ruled that the state's schools were inequitable and inefficient. In response, the state legislature passed the Kentucky Education Reform Act (KERA).2 Several purposes of this major reform to the state's elementary and secondary educational system were described at the time. They included rectifying inequities, increased efficiency, and the creation of an educational system in which students would develop their abilities to communicate, think, and function as responsible, purposeful individuals, workers, citizens, and family members. Implementation took the form of raising and redistributing revenues, restructuring the organization of primary education, raising standards, and including more students in the educational process.
This reform had a direct impact on special education students by requiring that they be included in statewide assessments, and by changing the formula allocating state special education funds to school districts. In addition, KERA indirectly impacted special education. Districts experiencing the greatest increase in revenue were more open to changing all aspects of their educational system, including special education. Also, the reorganization of the first three elementary grades into all-inclusive primary classrooms encouraged the participation of special education students in mainstream settings.
To measure the impact of KERA on special education in the state, we collected data on all 176 school districts in Kentucky for 1989-90 through 1993-94. Since KERA was enacted in mid-1990, the 1989-90 school year represented a pre-reform context. Information for the following four school years enabled us to track the impact of these reforms after implementation. Most of the data used in this study came directly from the Kentucky Department of Education, with additional information from the 1990 U.S. Census of Population and Housing.
To assess the extent of KERA's overall impact on special education, we gathered data and performed analyses that would enable us to answer the following questions:
- Did KERA encourage or discourage the identification of special education students?
- Did it move funds from general education into special education?
- How did it affect the growth of administrative and instructional spending relative to each other?
- Did it change the way special education students were served, i.e., were there changes in the types of settings in which these students were taught, and were these settings more or less restrictive than before?
- To what extent were these changes in special education related to changes in revenues?
Revenue Changes Resulting from KERA
Taking into account the number of students served, real per pupil revenues3 grew by 15% in the first year of the reform and continued to grow at a slower pace over the next four years. This overall rise in revenues was accompanied by substantial changes in revenue distribution patterns. To uncover these patterns, we ranked districts according to their level of per capita income in 1990 and then formed three equal-sized groups-high, medium, and low income groups. A shift in state revenue allocations from richer to poorer districts is evident in the first year of reform. The low income group received a 24% increase in state funds in the first year, while the high income group received a 10% increase. The shift continued, though at a slower rate, through 1994.
Local revenue levels still reflected unequal tax bases, but, in the first year and nearly every year thereafter, poorer districts were able to raise funds at a higher rate (33%) than the mid and high income districts. Poorer districts were, in fact, able to increase local revenues by 75% over the five-year period.
Districts experienced state and local revenue increases from 1989-90 to 1993-94 that ranged from approximately zero to 184%4. Districts were divided into thirds based on the percentage of revenue increase. The third of all districts changing the least, with increases ranging from zero to 24%, were generally richer, larger, and more urban. Another third saw increases ranging from 24% to 36%. The remaining third of districts experienced the largest increases, ranging from 36% to 184%. These districts tended to be poorer, smaller, and predominantly rural.
Special Education Identification Rates
Another focus of the study was to examine the impact of the allocation changes introduced by KERA on special education identification rates. Prior to KERA, Kentucky used a "resource-based" system. Resource-based systems allocate funds according to the number of staff or the amount of supplies and facilities that are required to educate students with special needs, with these allocations often varying according to the number of children identified in the various categories of disability. Kentucky's pre-KERA resource-based formula determined funding amounts according to a system in which the number of children in different categories were adjusted by different weights to produce a total number of resource units allowed to each district. One unit corresponded to one full-time teacher. Severe disabilities generated one unit per six students. Milder disabilities generated one unit per 12 students. Speech and language impairments generated only one unit for 60 students5. The number of special education teachers to be hired in each district was determined by the total number of units, with actual funding based on the education and experience of the particular teachers employed. As a statewide cap on the total number of units was in place, districts were funded on a "greatest need," and then on a first-come, first-served basis. In response to complaints from districts that they were unable to serve all students in need of special education, KERA altered this system.
Through KERA, the state switched to a "pupil weighted" system and removed its special education funding cap. Pupil weighted systems distribute added funds to districts on the basis of the number of special education students identified, with different funding amounts, or weights, applied to different categories of students. Under KERA's provisions, additional special education funding varied according to the severity of the disability. These weights were chosen to maintain some degree of consistency in per pupil revenues with the previous system during the transition. Students with low incidence (severe) disabilities generated base funding (received by all students) plus a supplement equal to 2.34 times the base funding amount. Students with high incidence (moderate) disabilities received a supplement of 1.17 times the base, and speech and language impaired students received an add-on of .24 times the base6.
One hypothesis regarding the impact of this new funding formula is that the removal of the cap on funding would lead to the increased identification of special education students. As expected, there was a significant rise in disability identification rates in the first year of reform, from 11.9% to 12.3%. Identification of high incidence disabilities grew the most over the full five years (from 6.4% to 6.9%, statistically significant), while the low incidence disability rate grew from 1.2% to 1.5% (highly statistically significant), and speech and language identification fell from 4.4% to 4.1% (not statistically significant).
The districts experiencing the greatest increase in state and local revenues (i.e., the top third) increased their special education identification rates the most. The count of students with high incidence disabilities in these districts increased from 7.0% to 8.1% (statistically significant) compared to increases from 6.7% to 7.0% and from 5.8% to 6.1% (both not statistically significant) in the two categories of districts with more static revenues. Identification rates for students with low incidence disabilities also rose more in these districts than in others. Speech and language impairment identification rose in this third of districts but declined in the other two-thirds.
Impact of KERA on Three Additional Areas of Fiscal Policy
We also looked at special education spending patterns to learn the impact of KERA on three additional areas of policy interest related to special education finance: diversion of general education funds into special education (encroachment), administrative versus instructional costs, and the cost implications of moving special education students into less restrictive settings.
Encroachment
Nationwide trends over the last decade have given rise to concerns that spending increases on special education have siphoned off funds from general education, a phenomenon referred to as "encroachment" (Rothstein and Miles, 1995; Parrish, 1996). In order to investigate whether encroachment accompanied KERA, we looked first at the share of certificated salaries devoted to special education, and then at per pupil spending on general versus special education students. To explore this issue of encroachment, we divided the districts into thirds based on the percent change in state and local revenues: high, middle, and low revenue-change districts. In Figure 1, we see that special education consumed a somewhat larger percentage of certificated salary spending as time passed, increasing from 11.7% in 1989-90 to 12.4% in 1993-94. High revenue-change districts rose from 10.7% to 12.0%, whereas low revenue-change districts rose from 12.3% to 12.9%. |
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