
Richard Voith and Jing Liu of Philadelphia-based Econsult, along with a bunch of other smart coauthors, have just published a working paper looking at the effects of the Low-Income Housing Tax Credit (LIHTC) on home prices. More specifically, they looked at the impact that LIHTC-financed properties have had in Los Angeles -- both in low-income and high-income neighborhoods, as well as when it's the first LIHTC development in the area or a subsequent one. Some of you might be assuming that low-income housing is likely to create downward pressure on home prices. But the authors found the opposite to be true. Below is the paper's abstract. If you'd like to download a copy of the full working paper, you can do that over here.
Abstract: While there is widespread agreement about the importance of the Low-Income Housing
Tax Credit (LIHTC) in addressing the country’s affordable housing needs, there is less certainty about the effects of LIHTC-financed properties on their surrounding neighborhoods. A growing body of research has largely refuted the argument that affordable housing properties in and of themselves have negative effects on local property values and increase crime rates. Several key questions remain essentially unanswered, however. First, for how long do the observed spillover benefits of LIHTC construction last? Second, does the development of multiple LIHTC properties in a neighborhood have an additive, supplemental effect on surrounding conditions, or is there a threshold at which the concentration of such properties – and the predominantly low-income individuals they house – negatively affects the neighborhood?
In this paper, we focus on Los Angeles County, a large, diverse urban area with significant affordability challenges. Drawing upon both public and proprietary property sales data, we conduct interrupted time series analyses to ascertain whether property value trends differed prior and subsequent to the introduction of a LIHTC-financed property in the community. We find that LIHTC properties positively impact surrounding housing values across the spectrum of Los Angeles’ neighborhoods. Further the concentration of multiple LIHTC properties in a neighborhood additively increases housing prices up to ½ mile away. Finally, these effects though of greater magnitude in lower-income neighborhoods, are fully present in high-income neighborhoods.
Image: Econsult
In grad school, I was fortunate enough to be a teaching assistant for a class called Urban Real Estate Economics, which was taught by Dr. Richard Voith. It was one of my favorite classes. So if you ever find yourself at the Wharton School, I would highly recommend it.
Richard is also the President of a consulting firm in Philadelphia called Econsult Solutions. And I think a lot of what they focus on would be of interest to the audience of this blog. Their focus is on urban economics, real estate economics, transportation, public policy, and – you get the idea.
Recently, he wrote a post called, Moving Cities: Berlin, where he outlines some of the transportation decisions that West and East Berlin made in the second half of the 20th century.
What I found most interesting was how the trams of East Berlin were stigmatized to represent communism and a centrally planned economy. On the other hand, West Berlin was all about the free market, and the symbol for that was none other than the automobile. That meant that the trams had to go.
Here is a quote that he shares from B.R. Shenoy, first published in August 15th, 1960:
“The main thoroughfares of West Berlin are near jammed with prosperous looking automobile traffic, the German make of cars, big and small, being much in evidence. Buses and trams dominate the thoroughfares in East Berlin; other automobiles, generally old and small cars, are in much smaller numbers than in West Berlin. One notices cars parked in front of workers’ quarters in West Berlin… In contrast with what one sees in West Berlin, the buildings [in East Berlin] here are generally grey from neglect, the furnishings lack in brightness and quality, and the roads and pavements are shabby…”
My favorite line: “…jammed with prosperous looking automobile traffic.”
Of course, Berlin wasn’t the only city to eschew trams in the 20th century. Detroit and Los Angeles both did exactly the same thing. But in Berlin, this philosophy wasn’t applied equally across the urban fabric. And that’s what makes it a particularly interesting case study.
I don’t know Berlin well enough to comment specifically, but Richard writes about how parts of East Berlin remained quite pedestrian friendly compared to West Berlin. That makes intuitive sense, given that it didn’t reorient itself towards the car in the same way that the West did. That being the case, I am curious to what extent those parts of the city may be benefiting today.
In any event, you should also give Richard’s article a read. You can do that here.

Richard Voith and Jing Liu of Philadelphia-based Econsult, along with a bunch of other smart coauthors, have just published a working paper looking at the effects of the Low-Income Housing Tax Credit (LIHTC) on home prices. More specifically, they looked at the impact that LIHTC-financed properties have had in Los Angeles -- both in low-income and high-income neighborhoods, as well as when it's the first LIHTC development in the area or a subsequent one. Some of you might be assuming that low-income housing is likely to create downward pressure on home prices. But the authors found the opposite to be true. Below is the paper's abstract. If you'd like to download a copy of the full working paper, you can do that over here.
Abstract: While there is widespread agreement about the importance of the Low-Income Housing
Tax Credit (LIHTC) in addressing the country’s affordable housing needs, there is less certainty about the effects of LIHTC-financed properties on their surrounding neighborhoods. A growing body of research has largely refuted the argument that affordable housing properties in and of themselves have negative effects on local property values and increase crime rates. Several key questions remain essentially unanswered, however. First, for how long do the observed spillover benefits of LIHTC construction last? Second, does the development of multiple LIHTC properties in a neighborhood have an additive, supplemental effect on surrounding conditions, or is there a threshold at which the concentration of such properties – and the predominantly low-income individuals they house – negatively affects the neighborhood?
In this paper, we focus on Los Angeles County, a large, diverse urban area with significant affordability challenges. Drawing upon both public and proprietary property sales data, we conduct interrupted time series analyses to ascertain whether property value trends differed prior and subsequent to the introduction of a LIHTC-financed property in the community. We find that LIHTC properties positively impact surrounding housing values across the spectrum of Los Angeles’ neighborhoods. Further the concentration of multiple LIHTC properties in a neighborhood additively increases housing prices up to ½ mile away. Finally, these effects though of greater magnitude in lower-income neighborhoods, are fully present in high-income neighborhoods.
Image: Econsult
In grad school, I was fortunate enough to be a teaching assistant for a class called Urban Real Estate Economics, which was taught by Dr. Richard Voith. It was one of my favorite classes. So if you ever find yourself at the Wharton School, I would highly recommend it.
Richard is also the President of a consulting firm in Philadelphia called Econsult Solutions. And I think a lot of what they focus on would be of interest to the audience of this blog. Their focus is on urban economics, real estate economics, transportation, public policy, and – you get the idea.
Recently, he wrote a post called, Moving Cities: Berlin, where he outlines some of the transportation decisions that West and East Berlin made in the second half of the 20th century.
What I found most interesting was how the trams of East Berlin were stigmatized to represent communism and a centrally planned economy. On the other hand, West Berlin was all about the free market, and the symbol for that was none other than the automobile. That meant that the trams had to go.
Here is a quote that he shares from B.R. Shenoy, first published in August 15th, 1960:
“The main thoroughfares of West Berlin are near jammed with prosperous looking automobile traffic, the German make of cars, big and small, being much in evidence. Buses and trams dominate the thoroughfares in East Berlin; other automobiles, generally old and small cars, are in much smaller numbers than in West Berlin. One notices cars parked in front of workers’ quarters in West Berlin… In contrast with what one sees in West Berlin, the buildings [in East Berlin] here are generally grey from neglect, the furnishings lack in brightness and quality, and the roads and pavements are shabby…”
My favorite line: “…jammed with prosperous looking automobile traffic.”
Of course, Berlin wasn’t the only city to eschew trams in the 20th century. Detroit and Los Angeles both did exactly the same thing. But in Berlin, this philosophy wasn’t applied equally across the urban fabric. And that’s what makes it a particularly interesting case study.
I don’t know Berlin well enough to comment specifically, but Richard writes about how parts of East Berlin remained quite pedestrian friendly compared to West Berlin. That makes intuitive sense, given that it didn’t reorient itself towards the car in the same way that the West did. That being the case, I am curious to what extent those parts of the city may be benefiting today.
In any event, you should also give Richard’s article a read. You can do that here.
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