Price level ratio of PPP conversion factor (GDP) to market exchange rate - PA.NUS.PPPC.RF

Data - WDI

Author

François Geerolf

Last observation: 2024 (N = 188)

First observation: 1990 (N = 182)

Last data update: 24 juil. 2026, 15:30

Last compile: 23 sept. 2026, 23:23

France, Germany

All

Code 
PA.NUS.PPPC.RF |>
  filter(iso2c %in% c("FR", "DE")) |>
  left_join(iso2c, by = "iso2c") |>
  year_to_date() |>
  add_flag_color("Iso2c") |>
  ggplot() + xlab("") + ylab("Price level ratio of PPP conversion factor (GDP)\nto market exchange rate") +
  geom_line(aes(x = date, y = value, color = color)) + 
  theme_minimal() + scale_color_identity() + add_flags +
  scale_x_date(breaks = seq(1950, 2100, 5) |> paste0("-01-01") |> as.Date(),
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0.1, 2, 0.1))

1998-

Code 
PA.NUS.PPPC.RF |>
  filter(iso2c %in% c("FR", "DE")) |>
  left_join(iso2c, by = "iso2c") |>
  year_to_date() |>
  add_flag_color("Iso2c") |>
  
  filter(date >= as.Date("1998-01-01")) |>
  ggplot() + xlab("") + ylab("Price level ratio of PPP conversion factor (GDP)\nto market exchange rate") +
  geom_line(aes(x = date, y = value, color = color)) + 
  theme_minimal() + scale_color_identity() + add_flags +
  scale_x_date(breaks = seq(1950, 2100, 2) |> paste0("-01-01") |> as.Date(),
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0.1, 2, 0.1))

Germany, Japan, Switzerland

Code 
PA.NUS.PPPC.RF |>
  filter(iso2c %in% c("JP", "DE", "CH", "KR")) |>
  left_join(iso2c, by = "iso2c") |>
  mutate(Iso2c = ifelse(iso2c == "KR", "Korea", Iso2c)) |>
  year_to_date() |>
  add_flag_color("Iso2c") |>
  
  ggplot() + xlab("") + ylab("Price level ratio of PPP conversion factor (GDP)\nto market exchange rate") +
  geom_line(aes(x = date, y = value, color = color)) + 
  theme_minimal() + scale_color_identity() + add_flags +
  scale_x_date(breaks = seq(1950, 2100, 5) |> paste0("-01-01") |> as.Date(),
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0.1, 2, 0.1))

Japan

Code 
PA.NUS.PPPC.RF |>
  filter(iso2c %in% c("JP")) |>
  left_join(iso2c, by = "iso2c") |>
  year_to_enddate() |>
  ggplot() + geom_line(aes(x = date, y = value)) +
  xlab("") + ylab("Price level ratio") + theme_minimal() +
  theme(legend.title = element_blank(),
        legend.position = c(0.2, 0.2)) +
  scale_x_date(breaks = seq(1950, 2100, 2) |> paste0("-01-01") |> as.Date(),
               labels = date_format("%Y")) +
  scale_y_continuous(breaks = seq(0, 10, 0.1))

Iceland (1990-2020)

Code 
PA.NUS.PPPC.RF |>
  year_to_enddate() |>
  filter(iso2c %in% c("IS"),
         date >= as.Date("1990-01-01")) |>
  left_join(iso2c, by = "iso2c") |>
  ggplot() + geom_line(aes(x = date, y = value)) +
  xlab("") + ylab("Price level ratio") + theme_minimal() +
  theme(legend.title = element_blank(),
        legend.position = c(0.2, 0.2)) +
  scale_x_date(breaks = seq(1950, 2100, 2) |> paste0("-01-01") |> as.Date(),
               labels = date_format("%Y")) +
  scale_y_continuous(breaks = seq(0, 10, 0.1))

China, France, Germany

Code 
PA.NUS.PPPC.RF |>
  filter(iso2c %in% c("CN", "FR", "DE")) |>
  left_join(iso2c, by = "iso2c") |>
  year_to_date() |>
  add_flag_color("Iso2c") |>
  
  ggplot() + xlab("") + ylab("Price level ratio of PPP conversion factor (GDP)\nto market exchange rate") +
  geom_line(aes(x = date, y = value, color = color)) + 
  theme_minimal() + scale_color_identity() + add_flags +
  scale_x_date(breaks = seq(1950, 2100, 5) |> paste0("-01-01") |> as.Date(),
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0.1, 2, 0.1))

Italy, Portugal, Spain

Code 
PA.NUS.PPPC.RF |>
  filter(iso2c %in% c("ES", "IT", "PT")) |>
  left_join(iso2c, by = "iso2c") |>
  year_to_date() |>
  add_flag_color("Iso2c") |>
  
  ggplot() + xlab("") + ylab("Price level ratio of PPP conversion factor (GDP)\nto market exchange rate") +
  geom_line(aes(x = date, y = value, color = color)) + 
  theme_minimal() + scale_color_identity() + add_flags +
  scale_x_date(breaks = seq(1950, 2100, 5) |> paste0("-01-01") |> as.Date(),
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0.1, 2, 0.1))

Spain, United Kingdom, United States

Code 
PA.NUS.PPPC.RF |>
  filter(iso2c %in% c("US", "GB", "ES")) |>
  left_join(iso2c, by = "iso2c") |>
  year_to_date() |>
  add_flag_color("Iso2c") |>
  
  ggplot() + xlab("") + ylab("Price level ratio of PPP conversion factor (GDP)\nto market exchange rate") +
  geom_line(aes(x = date, y = value, color = color)) + 
  theme_minimal() + scale_color_identity() + add_flags +
  scale_x_date(breaks = seq(1950, 2100, 5) |> paste0("-01-01") |> as.Date(),
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0.1, 2, 0.1))

Argentina, Chile, Venezuela

Code 
PA.NUS.PPPC.RF |>
  filter(iso2c %in% c("AR", "CL", "VE")) |>
  left_join(iso2c, by = "iso2c") |>
  mutate(Iso2c = ifelse(iso2c == "VE", "Venezuela", Iso2c)) |>
  year_to_date() |>
  add_flag_color("Iso2c") |>
  
  ggplot() + xlab("") + ylab("Price level ratio of PPP conversion factor (GDP)\nto market exchange rate") +
  geom_line(aes(x = date, y = value, color = color)) + 
  theme_minimal() + scale_color_identity() + add_flags +
  scale_x_date(breaks = seq(1950, 2100, 5) |> paste0("-01-01") |> as.Date(),
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0.1, 2, 0.1))

Greece, Hong Kong, Mexico

Code 
PA.NUS.PPPC.RF |>
  filter(iso2c %in% c("GR", "HK", "MX")) |>
  left_join(iso2c, by = "iso2c") |>
  mutate(Iso2c = ifelse(iso2c == "HK", "Hong Kong", Iso2c)) |>
  year_to_date() |>
  add_flag_color("Iso2c") |>
  
  ggplot() + xlab("") + ylab("Price level ratio of PPP conversion factor (GDP)\nto market exchange rate") +
  geom_line(aes(x = date, y = value, color = color)) + 
  theme_minimal() + scale_color_identity() + add_flags +
  scale_x_date(breaks = seq(1950, 2100, 5) |> paste0("-01-01") |> as.Date(),
               labels = date_format("%Y")) +
  scale_y_log10(breaks = seq(0.1, 2, 0.1))